Case-It produces quality binders offering unique organizational tools for school or home use. The Case-It Universal 2.0 Zipper Binder, a 1.5-Inch O-ring Zipper binder with a removable padded pocket fits your laptop, up to a 13-inch size. The inside pockets store writing utensils, calculators, or other personal items while the shoulder strap and carrying handle make the Case-It Universal 1.5-Inch O-ring Zipper binder for 13-inch laptops ideal for travel. Like all of Case-It zipper binders, it uses Kraft board instead of PE board to give its binders a firm, stiff shape that won't buckle or warp. This binder has a patented angled zipper design that keeps the gusset out of the way when writing. Case-it knows that our customers depend on our binders every day, throughout the year. As such, our products come with a 1 year warranty. Original proof of purchase is needed. Note: This warranty does not cover any problem that is caused by normal wear and tear, abuse, neglect, heat, humidity, maintenance, or modification of the product. If it is determined that the problem is a result of any of the above, the warranty will become null and void. The original purchase receipt is required for all warrantied items. Please email the below information to customer.service@caseit.com if you would like to submit a warranty claim. Proof of purchase Item stock # and color Image of white tag with UPC (usually located inside) Image of the damaged part Replacement ship to address