Very well reviewed on Amazon, where it is currently over $75.
27.5" × 74.8” 
EVA Foam Boat Flooring Sheet Made By High quality EVA(Ethylene-vinyl Acetate) environmental protection materials and have a self-adhesive back.
EVA Boat Flooring, Odourless, Non-toxic, Elastic, Not easy deformation.
EVA Faux Teak Decking Sheet Stain resistant & very easy to maintain, can also be pressure washed.
EVA Foam Decking Sheet is easy to Install and provides a non-slippery surface for your boat in both wet & dry conditions.