The Session 8L is a women's cycling backpack by Dakine, with a volume of 8 liters, perfect for short day trips. You can store your small gear in its main compartment while staying perfectly hydrated, thanks to its integrated 2-liter Hydrapak® hydration system. The Session 8L also features external attachment straps where you can easily attach a helmet or a jacket. Highly functional, the Session 8L also includes an adjustable chest strap, breathable padding, and a safety whistle, ensuring you can ride with peace of mind. Materials: 100% recycled 450D ripstop polyester 2-liter (70 oz) Hydrapak hydration system Phaser bite valve (BPA and silicone-free) Breathable mesh back panel and shoulder straps External attachment straps Fleece-lined sunglasses/mobile phone pocket Internal organization pockets Clip/tab for attaching a rear bike light Integrated whistle in the chest strap Bluesign® - GRS (Global Recycled Standard) certified Volume: 8 L Dimensions: 39 x 22 x 10 cm Weight: 560 g Dakine Session 8L - Hydration backpack - Women's