Brenthaven Collins Sleeve Plus with Shoulder Strap for MacBooks Laptops or Ultrabooks Upto 15-Inch (1901101) External Dimensions: 16" x 12.5" x 2" (WxHxD) | Internal Dimensions: 15" x 11" x 1" (WxHxD) High Density Foam protection system and padded laptop and tablet pockets Durable PVC-free trim materials Comfortable shoulder strap Front organizer panel for accessories