Muttluks Original Fleece-Lined IB to XXL Dog Boots, 4 Pack Fleece inner lining which keeps paws warm and cozy in cold weather conditions Self-tightening straps provide a secure fit Reflective straps for nighttime visibility Genuine leather soles for a soft flexible fit Kindly refer the sizing chart before purchase Fleece inner lining which keeps paws warm and cozy in cold weather conditions Self-tightening straps provide a secure fit Reflective straps for nighttime visibility Genuine leather soles for a soft flexible fit Comfortable adjustable stretchy leg cuff