Dog boots : Walkaboots Medium (sold in pairs) Neoprene boots with fleece lining/ sole of 2mm rubber sizing: paw width :xsmall up to 1.5" small up to 2" medium up to 2.5" ML up to 3.5" Lge up to 4.5" Great for Traction and gripping slippery surfaces Protect Paws that have neurological problems from excessive wear