BSquat Sponge Blue 18"long, 3.5" diameter & 1.25"thick Olympic Barbell Pad ReviewbP PP Squat Sponge Blue 18"long, 3.5" diameter & 1.25"thick Olympic Barbell Pad Pallows for proper form of squats and lunges wcomfort for the upper and lower back and abdomen area sock absorbing low-density foam for cradling the spinePMolded thick foam of varying degrees of open and close cell foam; thickness and density with a grooved channel in the center it is18" long, 3.5"diameter &1.25" thick that will cradling the spine.PSquat Sponge Barbell Cushion Pad has been designed by a guy who loves to do Squats. For more information please look up our website under squat sponge.PRecommended by the Author: Better Than Steroids, Dr.