Use the blubber pad to cover seams between bouldering pads so you don&';t accidentally land in the gap. We believe the Organic Blubber Pad stands out from the emerging copies on the market for its extra thickness and stiffness (they use 1" of dense closed cell foam) and seamless design. Note: this is not a crash pad, it&';s meant to be used in conjunction with crash pads, see photos. Measurements: Landing Zone: 48"x72" Thickness: 1" Weight: 8 lbs Closed Size: 36" x 24" x 7" (approx)