Reusable Ice Packs for Injuries Reusable | 11″ x 14.5″ – 2 Pack XL | Hot & Cold Pack | Large Ice Pack for Back Pain Relief, Flexible When Frozen | Cold Compress for Back, Knee, and Shoulder Injuries

Customers find the ice packs effective for pain relief, particularly for sore backs and after surgery, and appreciate their size, being large enough to wrap around the knee. They are versatile, with one customer mentioning they're useful during parkour and summer camps. While some customers report the packs stay cold for quite awhile, others say they don't stay cold as long. Customers disagree on the product's durability and value for money.