EVA stands for Ethylene-Vinyl Acetate. It’s a durable, yet soft and flexible, closed-cell foam. Think of those interlocking puzzle-floor mats for kids' playrooms—that’s a common type of EVA foam! Its unique combination of properties makes it incredibly popular: https://gravofoam.blogspot.com/2025/09/what-is-eva-foam-and-what-is-it-used-for.html