Comparison : Item # FWUPS116S12P, Perforated UPSable Air Foam Rolls
Item # FWUPS116S24P, Perforated UPSable Air Foam Rolls
Item # FWUPS18S12P, Perforated UPSable Air Foam Rolls
Item # FWUPS18S24P, Perforated UPSable Air Foam Rolls