Excellent condition! With a 31-liter volume, the Surge has more than enough room to accommodate your office essentials. It also has three large, easy-to-access zippered pockets on the front and a coveted endorsement from the American Chiropractic Association. TECH SPECS. Dimensions: 12" x 7" x 20" (30.5 cm x 17.8 cm x 50.8 cm); Laptop Sleeve: 15" x 11.5"; Avg Weight: 2 lbs 12 oz; Volume: 31 Liters.