Guaranteed: 30-day unconditional return and free replacement within one year. Your 100% satisfaction is always our goal. Please purchase with confidence. Essential - First aid essential for household or clinical use as it is ideal for fever, migraine, sports injuries, muscle pains, strain & stiffness, body aches and more! Keep one set in your freezer for grab-and-go comfort from pain. Multipurpose - This reusable gel ice pack can be used for hot or cold compress. Just freeze it in the freezer for several hours or heat it in hot water or a microwave. It is perfect for head, face, shoulder, arm, lower back, belly, thigh, shin, elbow, wrist, knee, ankle etc. Durable Larger Gel Ice Packs. Crafted from nylon composite, the ice pack is soft to touch and more durable than the vinyl pack. Compared to average size—10 × 5 inch, this gel pack—11 × 5.9 inch is larger and filled with 30% more gel than similar competing products, which makes it keep cold longer than them. Each gel pack delivers up to 30 minutes of soothing cool or heat relief for aches and pains. Money-saving 2 Flexible Ice Packs. You can use one and leave the other one in the freezer ready for use. Benefits from the professional-grade non-toxic gel with Koo-Care unique formula, the gel packs keep flexible after frozen even at -4°F (-20?) and can be easily bent to the shape fits the joints or other body parts.