Norsk Solid Color Foam Mats (24" x 24" x 1/2"-12mm) - Multi-Color 8 Pack Each pack comes with 16 straight-edge trim pieces. 2-Red, 2-Yellow, 2-Green, 2-Blue Non Toxic - Lead Free/Latex Free Floating floor - no adhesives needed or recommended Environmentally Friendly - Made from Recycled Materials