The Keystone Collection is a premier prefinished engineered flooring made from Maple or Hickory in random widths of 4", 6", 8" and 1/2" thick with a 2mm wear layer. Lengths are 1' - 6'. Made with Tongue & Groove for easy installation. UV-Cured Urethane finish with a 50 year residential warranty and a 3 year light commercial warranty. Install product by using Float, Glue Down, Nail or Staple method. Forest friendly multi-width layout. Easy living with soft worn texture and edges. Beautiful grain of a Classic Cut™ Wear Layer.