The Lizard Skins Dual Compound Grips use two different rubber compounds. Avalable in : Logo: medium diameter grip - to suit medium sized hands. Moab: Small diameter grip with pronounced pattern suits smaller hands, or those who like thinner grips. The Moab grips have a slot to make cutting down for grip shifters neat and easy. Northshore: Large diameter grip with wood plank pattern suits large hands, or those who like thick grips.