It’s the most durable rigid core luxury vinyl in the market! Exclusive to Floor & Decor, 6.5mm NuCore Performance Founders Gunstock Rigid Core Luxury Vinyl Plank - Cork Back looks and feels just like real wood, with the added benefit of being waterproof and highly durable. Protected by Techtanium Plus, the surface resists scuffs, scratches, fading and stains! It’s kid and pet friendly, and easy to maintain by vacuum, sweeping, wet mop or residential steam mop. That means it’s perfect for virtually any room in the home, including kitchens, full bathrooms, basements, even sunrooms! It can be easily installed over most existing floors. •Extreme durability—scratch, dent and stain resistant. •Premium natural cork backing built-in for a quieter, warmer, softer floor without the need for additional underlayment. •100% waterproof. •Ready for immediate installation right out of the box. (That means no acclimation waiting time required!) • No transition moldings needed in doorways or large areas, for up to 10,000 sq. feet! •Can be installed on, above, and below grade-level (perfect for basements!) and over most existing hard-surface flooring, including slightly irregular subfloors with the easy floating/ locking installation •Performs under extreme temperatures (-25°F to 155°F), so you can even install NuCore Performance in your sunroom. •This NuCore® product is backed by an industry leading lifetime res./ 20 yr comm. warranty. •6mil poly vapor barrier is needed when installing over concrete subfloors. The use of Sentinel Protect Plus Underlayment for residential spaces is recommended for sound reduction, additional moisture protection and softness under foot. •Constructed of virgin vinyl and is made without Ortho-phthalates.