No Sweat Trucker Hat Liners are a disposable Liner / Sweat Absorber that sticks on the inside of ANY helmet, hat, cap or LID and soaks up sweat so you do NOT have sweat dripping down onto your face and into your eyes, glasses, mask or half shield. CURRENTLY USED BY: -- Pro Athletes in all sports -- Football OFFICIALS GEAR UP LIKE THE PRO's: => Football players of ALL AGES and levels are currently using NoSweat for games, practices and training. GREAT FIT => NoSweat Liners fit in any hat, cap or football helmet used for leisure, training, and games. NoSweat's patented design and SweatLock technology is engineered to absorb forehead sweat and clear your line of vision. Allowing you to keep your eye on the prize and take your game to a whole new level. No Scent technology helps prevent stains and eliminate odors, keeping your LID Cleaner. Fresher. Longer. BENEFITS: Keeps sweat out of your eyes & glasses Reduces FOGGING in glasses, half shields and masks Hypoallergenic -- Helps PREVENT ACNE & skin irritation Prevents NASTY Sweat Stains on your LID No Scent Technology -- Reduces Odor Patented universal design -- Sticks inside the front and/or back of any LID Comfortable -- Thin, soft, and lightweight. 100% AMERICAN MADE Ideal for hyperhydrosis, perspirant, antiperspirants and better than microfiber towel. Ultimate moisture wicking dri-fit accessories.