Features KEEPS YOU COOL & COMFORTABLE - The evaporation cooling inner lining keeps you 20° F cooler for 5-10 hours per water soaking. The breathable reflective coating reflects 99% UV rays and 80% of the sun's heat. Keeping your head cool and comfortable like your in the arctic! BLOCK'S HARMFUL UV RAYS - Using radiant barrier technology these hats reflect back 99% of skin damaging UV rays with a tested UPF of 800+. Also blocks and reflects back 80 percent of the suns solar heat. LIGHTWEIGHT AND BREATHABLE - The fabric used to construct each Hydro Cooling Bucket Hat is lightweight and breathable. Its special ventilated design helps keep you cool! It's the same type of performance fabric that's commonly used in performance sportswear. WORKS WET OR DRY - The special solar hats reflective material reflects heat and works even when the hat's dry. To gain access to the evaporative cooling technology that will keep your head up to 20 degrees cooler in the heat, you'll need to wet your hat by filling its inner liner with water. PREMIUM MATERIAL - Nylon Pano + Small tissue + EVA foam. Anti UV Ray, Solar Protection, Light, & Breathable. Men & Women unisex design. Perfect for golf, baseball, outing, gardening, hiking, running, and those hot summer daysDimensions:11"x14"x1" Weight: 0 Lbs 6 Ounces Product Description Combined UV Protection, Reflection, And Controlled Evaporative Cooling Technology Combines 99% UV protection, 80 reflection of the sun's heat waves, and a controlled evaporative inner lining. All this keeps you up to 20 degrees cooler even on the hottest summer days. Simple just wet the inner lining and put on the hat. You will get instant relief for hours! Polar hats built in radiant reflective barrier will keep you safe, block harmful UV sun rays, and reflect the heat back into space. The same technology used by NASA to protect astronauts from extreme solar rays and temperatures in space is used on all hats. These hats are durable, breathable and light weight. Best of all they are unisex and adjustable, so one size fits most. Includes 2 Polar Hydro Evaporative Cooling Hat With UV Reflective Protection Bucket Cap - Unisex Shipping Returns Contact Us We ship within 2 business days of payment, usually sooner. Shipments ship from either California or Wisconsin Standard shipping normally takes 3-6 days to receive. We use a selection of shipping services such as UPS, FedEx, USPS etc. Expedited shipping takes around 3 business days to receive Overnight shipping takes between 1-2 business days We do not accept P.O. BOXES -PLEASE PROVIDE A PHYSICAL ADDRESS. We accept returns within 30 days from date you received the purchase. Please contact us for a Return Merchandise Authorization (RMA) number.