Pack Includes: 25x 2 ft x 2 ft (4 Sqft) interlocking foam tiles * Two Detachable edge pieces allows any tile to be a border, corner, or center * Our easy do-it-yourself tiles are backed with a 1 year limited warranty * Made from non-recycled, non-toxic, light weight and durable High Density Closed Cell EVA Foam * Due to the nature of foam products these tiles may fluctuate slightly by color and thickness