Buff
Buff CoolNet UV+ Multifunctional Headwear
The Buff CoolNet UV+ is a lightweight multifunctional neck gaiter made from recycled polyester, designed to offer UPF 50 sun protection across a range of outdoor activities.
### Overview
Lightweight and made from recycled plastic bottles, the Buff CoolNet UV+ Multifunctional Headwear delivers UPF 50 sun protection and evaporative cooling properties for warm-weather outings. It can be worn 12 different ways — from cap to balaclava, neck gaiter to hair tie — making it one of the most versatile single-piece accessories in the outdoor headwear category. It is approved and recommended by The Skin Cancer Foundation.
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### Standout Features
- **UPF 50+ Sun Protection:** A UPF 50 rating allows only 1/50th of the sun's UV rays to pass through, blocking 98% of UV radiation. - **HeiQ Cooling Technology:** This textile technology interacts with body temperature and dynamically responds to body heat — the cooling function activates when you're hot and sweaty, then deactivates once cooling is complete. - **Polygiene Odor Control:** Polygiene antimicrobial treatment means fewer washes are needed, keeping the fabric fresher for longer between uses. - **Sustainable REPREVE® Fabric:** Made from 95% recycled polyester and 5% elastane — the equivalent of 2 PET bottles per piece. - **4-Way Ultra Stretch, Seamless Construction:** Seamless construction prevents binding and chafing, while the 4-way ultra-stretch fabric is lightweight, keeps its shape, and makes it easy to put on no matter how you choose to wear it. - **12+ Ways to Wear:** Wear it as a neckerchief, sun guard, face mask, hood, balaclava, cap, neck gaiter, do rag, foulard, hairband, headband, or hair tie.
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### Who It's For
Whether you're running, biking, hiking, fishing, paddling, or camping, this headwear keeps you cool, fresh, and protected from the sun on every summer outing. It has been designed to wick sweat and moisture quickly and effectively, making it ideal for medium and high intensity activities. It's also a practical pick for anyone who wants one compact accessory that can replace multiple pieces of gear.
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### Important Considerations
- **UV protection applies only to covered areas:** As noted on the product packaging, the UPF classification applies to the fabric itself, not the protection provided by the item's design — clothing that covers more skin provides greater sun protection. - **Stretch can reduce protection:** Protection may be lower where the material is in close contact with the skin, if the material is stretched, at the seams, or if the material is wet. - **Color fading reported:** Some users note that the fabric can fade over time with repeated washing. - **Care requirements:** Hand or machine wash in warm water with mild soap; do not use fabric softeners, bleach, machine dry, or iron.
Key features
- Recycled polyester
- multifunctional neck gaiter
- UPF 50
- wind-resistant
Seen at 2 retailers from $7.20 to $12.00 as of 2026-02-28. Prices change — check the retailer for the current price.
A versatile, packable sun shield that earns its place in any outdoor kit bag.
What stands out
- UPF 50 rating blocks the vast majority of UV radiation, making it genuinely useful for high-exposure activities like hiking, cycling, and running.
- Multifunctional design can be worn as a neck gaiter, headband, balaclava, or face covering, reducing the need to carry multiple accessories.
- Made from recycled polyester, giving it a lower environmental footprint than comparable virgin-fibre alternatives.
- Wind-resistant construction adds utility beyond sun protection in variable conditions.
What to weigh
- Recycled polyester offers limited insulation, so it is not a substitute for a warm layer in cold weather.
- The tube format suits some head sizes and face shapes better than others, and fit can feel loose or imprecise compared to purpose-built headwear.
- Moisture management, while functional, may feel less effective in very high humidity compared to merino-blend alternatives.
Great fit if
- Runners, cyclists, and hikers who need packable, versatile sun and wind protection.
- Outdoor enthusiasts looking for a low-bulk accessory that serves multiple functions.
- Those who prioritise recycled materials in their kit choices.
Skip it if
- Anyone needing structured, adjustable headwear with a precise fit.
- Those seeking meaningful warmth — this is a warm-weather and mild-condition piece.
- Buyers wanting a single-purpose item optimised for one specific use case.