The Session 8L 2021 is a men's bike backpack from the brand Dakine, with a volume of 8 liters, ideal for small day trips. You can store your small equipment in its main compartment while staying perfectly hydrated, thanks to its integrated 2-liter Hydrapak® hydration system. The Session 8L 2021 is also equipped with external attachment straps where you can hang a helmet or jacket for easy access. Highly functional, the Session 8L 2021 also features an adjustable chest strap, breathable padding, and a safety whistle, so you can ride with complete 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 bike rear light Whistle integrated into the chest strap Bluesign® - GRS (Global Recycled Standard) certified Volume: 8 L Dimensions: 43 x 18 x 7 cm Weight: 560 g Dakine Session 8L 2021 - Cycling backpack - Men's