Check the listing for details. GRAINGER APPROVED 39UK93 Bubble Bag,General Purpose,PK100 39UK93. Condition: New. Listed at 143.31 USD. Bubble Bag, Bubble Bag Type General Purpose, Bubble Bag Style Self-Sealing, Bubble Size 3/16 in, Bubble Bag Width 18 in, Bubble Bag Length 23 1/2 in, Bags per Case 100, Package Quantity 100 General purpose self-sealing bubble bags include a strip of tape at the opening that can close and seal the bubble bag. They keep loose items secure in the bag during transit and avoid the need to apply tape to close the bag. The flexible plastic bubble material protects items from chipping, bending, or breaking. Self-sealing bags area good choice for shipping small, fragile items.Bubble bags for general use are made from flexible plastic material with regularly spaced, uniform air pockets that cushion and protect fragile items during transit. The bags are good for wrapping small items such as books or.