Polyair Durabubble Big Bubble Cushion Roll - 1/2" Thickness - 12" x 250'Get packing with the Polyair Durabubble Big Bubble Cushion Roll. If you have fragile items to ship, or need to pack valuables, this dependable bubble wrap gets the job done. The large roll is 12" wide and 250 feet long, and has a thickness of 1 2" providing cushioning to keep things safe. It has perforations every 12" to make tearing off smaller sections simple. A packing essential, this durable bubble wrap is a great item to keep on hand for small