thermal insulation cover is used to protect against freeze or heat damage to domestic or international shipments. Covers offer passive protection to maintain temperatures for chilled and frozen products, as well as prevent warm products from freezing. Quilts are constructed of a coated textile material insulated with fiber and include an attached shipping envelope window. Fold easily for storage. palletquilt ibc tote tank quilt cover is designed for passive temperature protection of a 275 gallon ibc tote tank. Integral hook & loop fastening straps enable air-tight ibc container thermal protection. Measures 48l x 45w x 41h. note: thermal insulation quilt effectiveness factors include: 1. The temperature of the product before shipment. 2. The shipment transit time. 3. The ambient temperature from where the freight is loaded to the trucks final destination. 4. The temperature the transported product freezes at.