... & out. The elasticated band above the ankle helps keep your microwave boots in the correct position while keeping out any offending ... , max width=12cm, length=28cm (approx 1 foot). Each individual microwave boot weighs approx half a kilo. Fits ladies sizes 3 ... frozen to regulate circulation and ease sprains, bruising & swelling. These microwave heated boots contain a special blend of treated flax seed ...