?Cold & Hot Therapy?Cold & Hot therapy is a natural and harmless form of treatment. Cold therapy:put the elbow flexible ice packs for injuries reusable in a plastic bag it comes in to the freezer for 2 hours at 4°F to ready use.Hot therapy:put the tennis elbow relief ice pack in the microwave oven.Heat for 30 seconds with middle power.If more heat required,microwave in increments of 5 seconds.But don't heat for more than a total of 60 seconds. ?Cold & Hot Therapy?Cold & Hot therapy is a natural and harmless form of treatment. Cold therapy:put the elbow flexible ice packs for injuries reusable in a plastic bag it comes in to the freezer for 2 hours at 4°F to ready use.Hot therapy:put the tennis elbow relief ice pack in the microwave oven.Heat for 30 seconds with middle power.If more heat required,microwave in increments of 5 seconds.But don't heat for more than a total of 60 seconds. ?Multiple Treatment Areas?The arm ice pack wrap have many different sizes, which can adapt to different body parts and different figures. The ice sleeve for arm can be applied to many parts of the body, such as ankles, knees, wrists, thighs, calves, elbows, etc. The cold compression sleeves for arms can wrap wound and provide direct treatment, which can immediately relieve pain. (Please refer to the size and measurement guide to determine the correct size). ?Wearable & Easy To Use?The Lycra fabric of tennis elbow ice pack is soft, durable and easy to use. The arm ice pack wrap has no magic tape, no separate gel bag, and is not bulky. It only needs to be put into the refrigerator before you use it, frozen for around 2 hours, and put on when you need it. The elbow ice pack for tendonitis and tennis fits very well,you can walk around in it instead of sitting on a chair or sofa like other hard plastic ice bags. ?360 °Cold Compression Coverage?The ankle ice pack wrap provides 360°compression treatment and 100% coverage of the treatment area, covering all the inflamed and detumescence parts, and distributing a uniform pressure around the joint, which is very effective in reducing pain and swelling, facilitating movement and faster recovery. The ankle ice pack fits your joints perfectly, and you can move freely without slipping. ?Keep Cold Longer?The freeze sleeve for knee uses more gel and it is made of professional grade cold gel, and the formula of the gel has been upgraded, making the cold retention time of the ice sleeve for arm 3-4 minutes longer than other products.The knee ice pack wrap is essential for relieving inflammation, arthritis, pain, swelling, strain, sprain, tendinitis, bursitis, tendinitis, osteoarthritis, tennis elbow, golf elbow and climber's elbow.Best Sellers Rank: See Top 100 in Health & Household. Color: Black. Special Feature: Reusable. Unit Count: 1.00 Count. Age Range (Description): Adult. Brand: HEALSTOK. Country of Origin: China. : B0BNHRB97D. Manufacturer: HEALSTOK. Date First Available: November 28, 2022. Product Dimensions: 11.02 x 4.92 x 0.39 inches; 1.65 Pounds.