It is a 2 liter heater bag with hook for hanging. With a large filling opening of 29 mm. Its thick walls allow a prolonged heat diffusion. Without rubber, it does not emit odors. Ideal for relaxation and well-being as well as pain relief. Its velvet cover with a banana leaf is removable and allows you to keep it clean at all times. Size (in cm): 32 x 20 x 5.