2.75m x 1.6m (approx. 8" x 5") * Protection Racket Gel backing prevents slippage on ALL surfaces * The playing surface has been designed to ensure you stay locked in the groove however hard you punish your drums * No spikes Required, the rubber on your bass drum legs adheres to the pile of the mat perfectly * Protection Racket drum mats have been designated as an "Official Hard Rock Live" product after being taken on board by the Hard Rock chain in the USA