The Heel Rescue Warming Foot mask are unique foil booties designed to seal in moisture and increase moisture penetration. Feel the Warmth as Botanical oils soothe & nourish tired feet. They provide deep hydration to dry, cracked & callused feet. Feel the relaxing warmth created by these unique foil booties as they hydrate dry, callused skin and leave your feet. Feeling baby soft. Paraben- Free.