Vacuum sealed on delivery. Hand wash only. Allow to dry naturally. Easy application: Gently message your feet with your preferred moisturiser and wear socks overnight or during the day when lounging around the house. For best results and most effective treatment wear socks overnight. Benefits: Repeated use can help improve cracked heels smoothen rough skin and give an overall silky feel. Provide a closed environment for moisturiser to work effectively without transferring onto cloths or bedding. Size: Universal sizing provide a natural fit for all users. Material: 95% Cotton, 5% Spandex – Highly breathable Cotton Spandex construction provide a loose relaxing fit allowing the feet to naturally absorb moisturiser.