With velvet inner, can keep your hand warm even in the cold water environment. 27-Inch extra long design, with elasticated cuffs, protects hands and arms up to the shoulder; Thicken material,fully lined,waterproof. Keep your hands and arm dry when changing fish tank water, also can prevent allergies, cuts during aqua maintenance; Multifunctional. Can be used in aquarium cleaning, also can be used in aquatic seafood fishing operations.