Sawyer 20% Picaridin Insect Repellent Spray Review

Reviewed by

Seb and Michelle

We've tested over 6,500 products in the last 5 years – collaborating with over 4,000 brands and bringing our style of reviews to multiple platforms. Every video, every review and every post has started with a video we shot ourselves after testing these products. More about me →

Mosquitoes, Ticks, and the Greasy Spray Problem

I’m sure like me, you absolutely hate mosquitoes, and you’re probably trying to find a repellent that is not going to leave your skin feeling greasy, because I know I definitely am. That’s exactly why this one caught my attention. The Sawyer 20% Picaridin Insect Repellent was sent in for review, and I went into it wanting to answer one specific question: does it actually feel different from your typical bug spray? Because if you’ve used most repellents on the market, you know the trade-off. They work, but you feel like you’ve coated yourself in something. You spend the next few hours feeling like a glazed surface.

Picaridin as an active ingredient has been around for a while as a DEET alternative, and Sawyer’s version comes in a continuous spray format, meaning one press of the trigger keeps the mist going without you having to keep pumping. For anyone who’s wrestled with an under-performing pump spray while swatting bugs at the same time, that alone is a quality-of-life upgrade. But the format means nothing if the formula disappoints on skin. So I tested it on my arm, right there, first application, no prep. Here’s what happened.

12 Hours, 6 Ounces, One Spray

What you’re getting here is a 6-fluid-ounce continuous spray bottle built around 20% Picaridin as the active ingredient. Picaridin is the EPA-registered DEET alternative, it works differently on a molecular level, doesn’t carry that harsh petroleum smell, and importantly, it doesn’t damage plastics, synthetic fabrics, or coated gear the way DEET can. That matters if you’re spraying yourself before getting into a car, putting a backpack on, or applying near sunglasses.

The protection claim is 12 hours against mosquitoes and ticks. Ticks in particular feel worth calling out, with summertime, you know there are going to be lots of ticks out, and having something that covers both in a single spray is really great. The formula is unscented (fragrance free), which already puts it in a different category from most bug sprays on the shelf. And the continuous spray mechanism means you press once and a steady, wide mist comes out for as long as you hold the trigger.

Instructions on the back say to shake well before use and hold the bottle 4 to 6 inches from your skin, same guidance you’d see on most repellents. Multiple sizes are available (from 1 fl oz up to 64 fl oz), but the 6 fl oz is the one I tested and it’s the sweet spot for most people’s needs.

The Smell Fades. Fast.

First trigger press, and I immediately noticed how wide that spray pattern is. Like, “Oo, I like that.” It covers a big surface area in a single pass. Way wider than your typical mosquito repellent spray. So right away the application experience felt different.

The smell hit first. It does have a, you know, your typical mosquito repellent scent when it first comes out, you notice it immediately. But here’s the thing that caught me off guard: within seconds it was almost completely gone. When I first sprayed it, it was like a really strong odor of mosquito repellent. And then, like, I hardly even smelled it. It’s like when it first comes out, it’s announcing itself, and then it just… stops. I was confused for a moment, I kept checking my arm, sniffing it again. There was just like no smell at all, which I think is great. That’s the fragrance-free formula doing its thing. Not just “less strong than DEET” but gone after a few seconds.

Then came the rubbing-in test. It absorbed really well. The formula went into the skin quickly, and within a short time the feel was close to nothing. No wet layer sitting on top of the skin. No shine. This is exactly the kind of result you want from a spray you might apply right before throwing on a shirt or getting in a car.

And the 12-hour protection window is the claim that matters most for longer outdoor days. That’s a full day of coverage from a single application, mosquitoes and ticks both. A little bit goes such a long way when the formula is this concentrated.

The Trigger Releases More Than You Expect

Here’s the friction I ran into. The continuous spray mechanism is so effective, the mist comes out wide and fast, that I sprayed a lot more than I intended on the first application. A lot came pouring out. I didn’t realize how fantastic this spray was going to be, so I held the trigger too long, and ended up with more product on my arm than I needed.

The result? A little bit of greasy feeling. Not dripping, not like soaking wet, but there. And the thing is, I’m pretty confident that came from the over-application and not the formula itself. When I rubbed it in, it kept absorbing, it was kind of really going in really well, and the greasiness kept fading. So it’s almost definitely a volume issue, not a formula issue.

But it’s worth knowing before your first spray: this trigger is powerful. The wide mist is a feature, not a flaw, but it means you need less time on the trigger than you think. One short burst from 4 to 6 inches out covers more skin than you’d expect. First-timers will over-apply. Go lighter than your instinct says to.

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Sawyer Picaridin Insect Repellent Spray

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The People Who Will Get the Most Out of This

Travelers are the obvious fit. If you’re packing a bag for a trip somewhere with mosquitoes, and, that’s most warm destinations in summer, the fact that this formula won’t eat through synthetic fabrics, melt plastics, or leave permanent marks on gear is a real practical advantage. DEET has a habit of destroying things you don’t want it to touch. Picaridin doesn’t.

Families with kids who are applying repellent more frequently throughout the day will also appreciate how far the 6 fl oz bottle goes. A little bit’s going to go such a long way, so a single bottle covers a lot of applications before you need a refill. For parents who are treating multiple people at once, the wide continuous spray also makes full-coverage application much faster than a pump spray you have to keep pressing.

Campers and hikers who are out for full-day stretches will value the 12-hour window most. One application in the morning, and you’re not thinking about reapplying until the evening. That’s a different daily rhythm than the shorter-duration repellents most people default to.

And if you’re someone who’s been tolerating the smell of traditional bug sprays, that chemical scent that clings to skin and clothes all day, the way this one fades to basically nothing within seconds is going to feel like a real upgrade.

Does Picaridin Work as Well as DEET?

This is the question most people land on when they’re evaluating a DEET alternative, and it’s a fair one. DEET has decades of data behind it. It’s the default that outdoor protection has been measured against for a long time. So switching to Picaridin feels like a trade-off question: am I giving something up?

The practical answer from the spray itself: Picaridin at 20% is a strong concentration. It covers mosquitoes and ticks, which covers the two main biting concerns most people have in summer. The 12-hour protection claim puts it on par with high-concentration DEET formulas in terms of duration. Where Picaridin clearly wins is skin feel, smell, and gear safety. Where DEET has an edge is in sheer volume of long-term real-world use data, and if you’re going somewhere with particularly aggressive vector-borne disease risk, some health authorities still default to DEET recommendations for that reason.

But for most everyday outdoor use, hikes, backyard evenings, travel, camping trips, 20% Picaridin in a quality continuous spray format is a comfortable swap. You’re not sacrificing protection. You’re trading the downsides of DEET for a more skin-friendly experience that’s far easier to live with all day.

Before You Apply for the First Time

Shake it well before you spray. The back of the bottle says so, and it matters, give it a proper shake, not just a quick tip and tilt.

Hold it 4 to 6 inches from your skin. That distance is there for a reason. The spray is wide, and at closer range you’re going to deposit too much product in one spot. I learned this the first time. Respect the distance and you’ll have a much cleaner application.

Use short bursts. The continuous trigger is satisfying to use, the mist feels powerful and thorough, and that’s exactly what trips people up. A very brief press covers more skin than you think. Start conservative and build up if you feel like you missed a spot.

And if you’re applying near sensitive areas, face, near eyes, the standard advice is to spray onto your hands first and then apply from there. Same rule as any repellent. The bottle covers skin, clothes, and gear, so you’ve got flexibility in how you use the 6 fl oz before you run out.

Check the current price and availability on Amazon here: Sawyer 20% Picaridin Insect Repellent Spray.

Frequently Asked Questions

Is the 6 fl oz size enough for a family camping trip?

For a shorter trip with a small family, yes, a little goes a long way with this formula, and the wide spray covers skin fast. If you’re going for a week or treating multiple people daily, the 32 fl oz refill size makes more sense financially. Sawyer offers multiple sizes so you can match the bottle to your trip length.

Can I spray this on clothing and gear, not just skin?

Yes. Unlike DEET, Picaridin doesn’t damage plastics, synthetic fabrics, or coated surfaces, so it’s safe on most gear. That said, always check the care labels on delicate items, the standard advice is to avoid spraying directly on leather, vinyl, or treated surfaces and let it dry before contact.

Do I need to reapply if I sweat or swim?

Water and sweat will reduce any repellent’s effectiveness. The 12-hour claim is based on normal outdoor conditions, not submersion. If you’ve been in the water or sweating heavily, it’s smart to reapply. The formula absorbs into skin rather than sitting on top, so light perspiration is less of an issue than full-on swimming.

Is Picaridin safe for children?

Picaridin is generally recognized as safe for children when used as directed, and the EPA considers it low-toxicity. That said, always check the label for any age restrictions on the specific product, and apply to children’s skin yourself rather than letting them handle the bottle. Keep it away from eyes and mouths.

Does the continuous spray format mean the bottle empties faster?

It can if you hold the trigger too long, which is easy to do the first time because the spray feels so effective. Short, controlled bursts are the move. Used correctly, the 6 fl oz lasts a reasonable number of applications because a small amount of product covers a large skin surface area. The tendency to over-spray is the main thing that burns through the bottle faster than expected.

Does the spray work against insects other than mosquitoes and ticks?

Picaridin-based repellents are effective against a broader range of biting insects, including gnats, flies, and midges. The product is marketed specifically around mosquitoes and ticks, those are the two insects specifically called out, so coverage beyond those is worth checking on the product label for your specific pest concern.

Learn more

Sawyer Picaridin Insect Repellent Spray

Get the best price on Amazon →

This post contains affiliate links. I may earn a commission at no extra cost to you.

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About the reviewer

Seb and Michelle

We've tested over 6,500 products in the last 5 years - collaborating with over 4,000 brands and bringing our style of reviews to multiple platforms. Every video, every review and every post has started with a video we shot ourselves after testing these products.

Read more about me →