12.1 in.

Description: Made with premium canvas materials, water resistant nylon exterior with smooth polyester interior lining. Durable, lightweight, & breathable structure. Two front zipper compartments for all your necessities. Interior mesh pockets, zippered pocket, and padded laptop compartment. 3 carrying options: Briefcase, messenger, or backpack. For 10.6" 11" 11.6" 12.1" 12.5" laptop Bag: Biggest compartment fits laptop up to 12.5in Strap: 57.75in (146.685 cm) Exterior Dimensions: 14" x 9" x 2.5" For 12.6" 13" 13.3" laptop Bag: Biggest compartment fits laptop up to 13in Strap: 57.75in (146.685cm) External Dimensions: 15" x 10.5" x 2.5" For 14.6" 15" 15.4" 15.6" laptop Bag: Biggest compartment fits laptop up to 15.6in Strap: 57.75in (146.685cm) Exterior Dimensions: 17" x 12" x 2.5"Laptop Messenger Backpack Sleeve Case Bag For DELL HP ACER ASUS LENOVO MACBOOK Description: Made with premium canvas materials, water resistant nylon exterior with smooth polyester interior lining. Durable, lightweight, & breathable structure. Two front zipper compartments for all your necessities. Interior mesh pockets, zippered pocket, and padded laptop compartment. 3 carrying options: Briefcase, messenger, or backpack. Convert messenger to backpack easily. Hide-away backpack straps and belt clips when wanting to wear in a different style. Headphone slot lets you keep your phone in your backpack while listening to music For 10.6" 11" 11.6" 12.1" 12.5" laptop Bag: Biggest compartment fits laptop up to 12.5in Strap: 57.75in (146.685 cm) Exterior Dimensions: 14 inches by 9 inches by 2.5 inches For 12.6" 13" 13.3" laptop Bag: Biggest compartment fits laptop up to 13in Strap: 57.75in (146.685cm) External Dimensions: 15 inches by 10.5 inches by 2.5 inches For 14.6" 15" 15.4" 15.6" laptop Bag: Biggest compartment fits laptop up to 15.6in Strap: 57.75in (146.685cm) Exterior Dimensions: 17 inches by 12 inches by 2.5 inches Package Included: 1 x New Laptop BagReturn PolicyPayment and ShippingTerms of salesAbout usReturn PolicyReturns are accepted within 30 days of receipt of your products. All items need to be return back to our facility, before any exchange or refund can be processed. Please contact us to get RMA number first. you return will send it back to our US Warehouse. We will process your refund or exchange after receiving your shipment. Payment and ShippingWe accept PayPal only. Our Business Hours is Monday through Friday, 10am to 5pm. All Orders will be shipped with24 hours after payment was confirmed by PayPal. Please confirm your Address in PayPal is correct.Terms of salesImportant for International buyers Please check shipping costs for your country in the pull-down box on the "Shipping and payments" tab. Import duties, taxes and local delivery charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. If this is a concern, please check with your country's Customs Office before your purchase to determine any additional cost. We will not be held responsible for delays in delivery due to a receiving country's customs/delivery process. All orders that fail to arrive after 45 days from ship day will be marked as lost in mail.First Class International MailA tracking number is provided with each purchased order. Tracking numbers given for First Class International Mail will reflect transit process within the U.S. and will stop updating once it leaves the country. Buyers must contact their postal service for any questions or concerns about packages. We will not be held responsible for delays in delivery due to a receiving country's customs/delivery process. All orders that fail to arrive after 45 days from ship day will be marked as lost in mail.About usWe accept PayPal