DUOBU Hot Water Bottle with Cover 1 L Hot Water Bag for Hand Feet Warmer Menstrual Cramps Pain Relief Hot and Cold Therapies, Sun Butterfly Rainbow Daisy

• High Quality Material: Hot water bag cover made of velvet (95% polyester +5% spandex), comfortable and soft. With PVC inner liner and PP lid, this hot water bottle is very durable and safe, giving you more lasting heat preservation. Hot & Cold Therapy: A hot water bottle with a lid can be used as a hot or cold compress to relieve muscle soreness, menstrual pain, neck and shoulder numbness. Winter cold to keep warm, summer cold compress to cool down, sports injuries, etc., a dual-purpose, to give you the most intimate company. Safe & Easy to Use: The cover is made of double velvet fabric, which helps to insulate hot water and prevent burns caused by direct skin contact. Spiral plastic caps help prevent leaks and burns. A detachable wool cover helps isolate hot water and remains effective for about 6 hours. Multi-Size Optional: This hot water bag has two sizes available: S: 6*10in (1L) M: 8*12in (2L) to meet your more applications and situations. Winter Gift: A beautiful and practical hot water bottle is the perfect holiday, birthday gift for friends and relatives.