Instapak Quick Room Temperature Heavy-Duty Expandable Foam Bags, 22"W x 20"L, 24/Pack

Room temperature foam in a bag system. completely portable bags require no additional equipment works the same as instapak quick without the need of a preheating warming unit recommended temperature range is 65° - 90° f chemicals are activated in the bag so no clean up is required heavy duty bags are recommended for shipments 40-80 lbs.