HYPOALLERGENIC — All Tilos products are manufactured from 100 percent pure neoprene made from an exclusive formula called X-Foam, which is made from limestone (not petroleum) neoprene. This means it is completely petroleum-free and hypoallergenic for people with sensitive skin. This also makes X-Foam the only neoprene formula that complies with the very strict P.A.H. and REACH test requirements..THERMAL PROTECTION — 1.5mm thickness helps to conserve body heat in cooler waters..RELIABLE DURABILITY — Amara palms allows for maximum grip and endurance while protecting your hands from painful blisters, calluses and sunburns. Neoprene mesh back and lycra panel insertion keeps your hand airy and cool in hot weather..SUPER STRETCHY — Top of the line 4-way stretch neoprene forms to your hands while adjustable hook and loop wrist fastener guarantees a perfect fit each time..VERSATILE — This pair of neoprene mesh gloves is perfect for various water sports like swimming, diving, snorkeling, paddle boarding, kiteboarding, wakeboarding, kayaking, and rafting.