Liberty Bags Neoprene 13″ Laptop Sleeve ul)100% high density neoprene. Fits most 13.3″ laptops. Water-resistant material. Zippered top. TSA approved. Non-branded label/tag. This product meets the following Sustainable Style subcategory:Responsible Mindset: This brand donates 1% or more of their annual revenue to several nonprofit organizations such as Meals on Wheels and Ronald McDonald House