Be prepared for that next bump, bruise, ache or pain with these convenient Ice Bags with Hook and Loop Closure. Easy to carry with you, these bags are an ideal first aid tool- whether you’re at home or at the field. Work well on sprains, muscle strains, bumps, bruises, headaches, minor burns, and anywhere you need some cooling soothing relief. Freeze for approximately 3-6 hours before using. Microwavable for use as a hot compress. Easy to wash by hand with mild soap. Nylon with gel fill. 10.5 × 3 × 2