Smartcore Pro is the smart choice for demanding environments 100% Waterproof - won't swell, crack or peel when exposed to water Easy DIY click install over existing hard surface floors with no subfloor prep, acclimation or adhesives Commercial-grade durability in the most demanding environments Unrivaled true to life beauty and texture with authentic beveled edges Attached pad reduces sound and increases comfort Strong and stable even in extreme temperatures For additional comfort, noise reduction and moisture protection, install with Smartcore Soft and Sound™ underlayment item #1191177 GREENGUARD Gold certification means this flooring meets stringent indoor air quality emissions criteria