Material - Oxford cloth, our single seat cover is trailerable and breathable. Protects your seat from rain, snow and frost, dust and sun. UV resistance helps your seat not fade. Function - Waterproof, weatherproof, keep boat seats covered, dry, cool and more durable. Protect your captain seats from harmful UV rays, salt water, rain, dirt, dust, bird droppings and stains. Perfect Fit - A necessary cover for boat seat. This boat seat cover measures 22 x 24 x 25 inches, which fits most boat seats up to 25 inches. No matter what brand of boat you own, our boat seat cover will provide them with perfect protection. EASY TO PUT ON - Simply drape the cover over the seat; use the elastic cord in the bottom hem to ensure a secure and snug fit. Protection - Our boat seat cover will provide them with perfect protection No matter what style your boat is. It can prevent fading and cracking of boat seats caused by sun exposure.