Hot Water Bottle, make this hot water bottle a Win-Win as it heats up quickly by microwave and shell-shaped with large area of contact to heat you up quickly. Hot therapy is ideal for muscle aches, menstrual, cramps, joint stiffness, arthritis and muscle spasm.     Cold Ice Pack, freeze the water bag properly in the freezer for only 60 minutes to let you customize your overall faster recovery. The cold press can be used for sports injuries, fevers, toothaches, swelling and headaches.     Skin-Safe Silicone with Kintted Cover, soft silicone with shell-pattern texture provides moist warmth to your body quickly, the shell-pattern (wave-pattern) is helping your skin breathing easily while hot therapy or cold press. The cotton cover can be used for extra heat retention.     Long-Lasting and Reusable, the hot water bag is made of food grade silicone material, it can withstand 200℃ temperature, 2.6mm wall thickness is safe and heavy-duty for daily used, It have good stability and reliability.     Ideal Size and Great Service, size: 6.7 x 6.7 x 2.0 inches, net weight 0.5 LB (Filled 2/3 Water 1.9 LB), portable size and weight are perfect for women and kids. We offer 12-month warranty to our customers, please feel free to let us know if you’re not pletely happy with our product.