Timbuk2 Classic Messenger Bag Medium, Nautical Style Number:2023 4 5675 two button placket with dyed to match buttons Sente Mortgage two button placket with dyed to match buttons windproof and breathable 2 layer construction Fully seam sealed Durable Water Repellency (DWR) treatment Lined for comfort Hip length Adjustable cuffs Embroider friendly Brushed fleece inside collar and hand pockets Brushed fleece lining Adjustable drawcord on hem Machine wash in luke warm water 40° C gentle cycle Eco Cordura is made using recycled pre and post consumer materials Weatherproof exterior and waterproof 70D TPU liner resist moisture Aircraft grade 6061 aluminum tri glide buckle adjusts strap quickly OrthoLite® foam strap pad provides lasting comfort and support Switchable shoulder strap lets you choose right or left handed carry Dual side vertical zip front pocket offers fast access to essentials (S L) Spacious interior with extra organization and dual water bottle pockets