Features 1. U-SHAPED HOT BOTTLE: Hot water bottle has a soft fabric cover for a comfortable fit. It can hold 1L of water, but it is recommended that you fill it only 2\/3 full, which will help prevent water from spilling and distribute space for water when you use it. 2. EASY TO USE: Please hold the bottle neck, stand upright and slowly fill, the wide mouth design prevents hot water from splashing on yourself, and the bottle stopper can be used when it is 2\/3 filled. 3. PAIN RELIEF: U-shaped design helps relieve neck and shoulder pain, great for keeping you warm on cold nights, and the warm sleeve prevents the hot rubber from directly touching your skin for a soothing experience. 4. IDEAL GIFT: Hot water bottle design is the perfect birthday or Christmas gift for friends and family, perfect to keep you cozy at night and can be used in the office, home or business. 5. PERFECT FOR TRAVEL: Soft cover on this bottle helps you use it as a travel pillow for long bus or plane trips. Pain attacks can happen in the most inopportune places, so this is an ideal approach. Specification Material: Crystal super soft fabric, PVC Color: Red, Green, Grey, Dark blue, Brown, White, Yellow, Blue Size: 36 x 32 cm Weight: 400 g Capacity: 1 L Package Include: 1 Hot Water Bag