Cushion items from shock and abrasion Smooth side is on the inside - allows for easy insertion and removal of contents. Bubble on the outside provides extra protection. Self-sealing strip for a secure hold. Office Depot (R) Brand Bubble-Out Bags, 8in. x 11 1/2in., Pack Of 100 is one of many Bubble Rolls & Wrap available through Office Depot. Made by Office Depot.