Fog-free: The Ski Mask features breathable vents at the nose and mouth so you can keep it on all day — no retaining moisture, and no fogging up your helmet, goggles, or glasses when you’re out on the roads, slopes, or trails.

One size fits most people: Suitable for men and women. Measuring at 16.7inx9.2in( There is an error of 1-2cm in the manual measurement of size)

Keep Warm: Protects your skin from freezing temperatures.

Comfortable enough to wear all day, the Neck Warmer Face Mask has an ergonomic fit that stays in place. No sliding down or shifting, and no fussing or readjusting, even when you’re on the move and staying active. Its flexible design moves with you to keep you protected so you can just focus on having fun.

Whether you like to ski, snowboard, bike, or motorcycle in the cold weather, this mask will sit comfortably under helmets of all types.