LP Jam Blocks are great examples of LP innovation. This patented design turned fragile, age-old wood blocks into virtually indestructible modern staples for any drummer or percussionist. Don't be fooled by cheap-imitations, not all blocks are created equal. * Crafted from Jenigor®, LP's exclusive plastic formulation * Strength and durability to withstand even the hardest hitting players * Heavy duty mounting bracket, and LP eye-bolt assembly included