The G-Floor 55 mil Ribbed Roll Out Vinyl Flooring has a 55 mil base and 120 mill overall thickness. The raised ribs channel moisture and debris for easy clean up. The mat is long lasting, versatile, waterproof, slip resistant, DIY installation, roll out, trim and fit. The classic, multi-faceted G-Floor ribbed texture protects everywhere spills happen and debris accumulates - that's pretty much everywhere you work and live! The foundation of the G-Floor product line, the ribbed pattern features a patented parallel channel design that runs the entire length of the product. The vinyl flooring's grooved surface with raised ridges collects water, dirt and other fluids, containing messes until clean up gets done. This mat is like every G-Floor product, clean up is a snap with soap and water. The G-Floor ribbed texture provides added traction and slip control, while providing anti-fatigue benefits when standing for long periods of time. The ribbed leads the pack in safeguarding floors from contaminants, mold, mildew and deterioration. G-Floor ribbed flooring is available in free-floating mat sizes or rolls that can be joined easily for complete area coverage. You can enjoy your space even more with durable, efficient, easy care ribbed G-Floor flooring. The parallel channel design runs the entire length of the product to contain moisture and debris for easy clean up with a broom or a damp mop Easy to install over concrete or wood sub-floors, with or without adhesive to help prevent concrete deterioration and hide cracks and stains Pure polyvinyl all the way through, no layers or fillers to break down and cause deterioration for a long lasting, versatile, waterproof, and slip resistant floor mat Extremely durable for long-lasting use Quick and easy clean up for your convenience Floor tiles are made in the USA Vinyl flooring comes with a limited lifetime warranty The flooring is available in 3 colors and in clear; color swatches may vary by monitor The raised ridges