PolarPaws Soft Sole Waterproof Winter Dog Boots: L QuickBooks ReptiTherm® Under Tank Heaters are 100005 ReptiTherm® Under Tank Heaters are an ideal 24 hour primary or secondary heat source for tropical or temperate reptilian species Maintains proper pH by providing improved buffering capacity PolarPaws feature a soft and cold ground • Secure Velcro strap provides a snug fit that stays put • Lightweight design keeps dogs comfortable during daily use • Great entry level winter boot for customers new to dog footwear Specs: • Available in multiple sizes to fit small to large breeds • Packaged as a set of 4 boots with retail ready sizing info • Strong seasonal seller for winter and wet weather months