Available only from Hammacher Schlemmer, this is the backpack that helps relieve achy back and shoulder muscles via vibration massage.

Our items are guaranteed for their normal life under standard, non-commercial use.
Available only from Hammacher Schlemmer, this is the backpack that helps relieve achy back and shoulder muscles via vibration massage. It has a built-in 5,000 mAh battery that powers the built-in massagers (located at the shoulders and lower back) and also enables the backpack to charge personal devices. Its main compartment provides ample space for books, travel necessities, or a weekend’s worth of clothes, and has an interior padded pouch that accommodates a laptop. It also has four smaller zippered compartments and padded, adjustable shoulder straps. Made with lightweight, durable, and weather-resistant nylon. The backpack’s internal battery charges via USB; a full charge provides up to five hours of massage. 16 1/4" L x 11 1/2" W x 5 3/4" D. (2 3/4 lbs.)