Cali Bamboo - Solid Click Bamboo Flooring, Medium Java Brown - Sample Size 8" L x 3 3/4" W x 7/16" H The Worlds Hardest Floors - Janka scores up to 5000+ range; 4x harder than oak 10-Coat Aluminum Oxide Finish - Shielded to resist scratches and wear & tear 50 Year Residential Warranty - Built to last without refinishing Safe for the Home - Ultra-low VOC with no added urea formaldehyde Standard Click - Planks are 3 wide x 36 long with DIY-friendly click-lock milling