Extra large for support and more flotation, supports up to 250 lbs, 5.5″ wide by 46″ long; Ribbed texture, soft luxurious foam for extra grip and non-slip makes floating comfortable and easy plus conforms to the body; Will not break or deteriorate, resistant to UV so protected against the Sun, salt water, and pool water chemicals; Heavy duty vinyl-coated for extra durability, robust triple-dip vinyl ensures long lasting color; Great for kids and adults, in the pool, river or lake or for exercise