Buff EcoStretch Polar Beanie Size:One Size Developed for long and ultra

Developed for long and ultra distances

it can also be used as an efficient pump bag for Exped mats

or paper maps

Made of high-performance materials for long term durability

and dromedary bags at camp

Buff EcoStretch Polar Beanie Size:One Size Developed for long and ultraStretchy and warm, the Buff EcoStretch Polar Beanie is designed with low to medium intensity winter activities in mind. Featuring UPF50 sun protection and 4 way stretch, this breathable and lightweight beanie will keep you toasty when the air has a bit of a bite. Ideal for winter outdoor activities such as trail running, hiking, trekking, and climbing.