Nylon .Imported KEY BENEFITS - Stay hydrated on the go with a 2 liter bladder (70 oz) that helps you carry water efficiently without extra bulk. - Lightweight, compact design with adjustable shoulder, chest, and waist straps to minimize bounce and improve stability during activity. - Splash resistant nylon keeps contents dry in light rain, while a durable build and dual waist straps enhance longevity. - Replaceable bladder system with an airflow design to keep water cooler, plus a screw cap for adding small ice cubes. - Small front pocket for race-day essentials like keys or a couple of snacks, keeping essentials within easy reach. - Optimized for endurance activities: running, cycling, and hiking with a feather-light feel and low wind resistance. SPECIFICATIONS - Material: Nylon (Imported) - Package size: 16.5 x 8 x 6.0 inches - Fit: Adjustable shoulder, chest, and waist straps - Chest size compatibility: Fits teens with 27 inches chest and adults with 50 inches chest - Design features: Chest and waist straps prevent bag from bouncing during movement - Hydration system: Replaceable 2 Liter / 70 oz BPA bladder (total 1.1 lb) - Water cooling: Airflow system keeps water cool - Ice capability: Screw cap allows adding small ice cubes - Front pocket: Small front pocket designed for RACING with a SMALL FRONT PACK, suitable for a few keys or a couple of snacks - Durability and weather resistance: Splash resistant nylon; dual built-in waist straps add wear resistance for longer lifespan USE SCENARIOS - Cycling adventures: Aerodynamic and compact for long rides, with quick access to water and small items in the front pocket. - Marathon training or running: Lightweight and secure fit that minimizes wind resistance and bounce during high-intensity activity. - Hiking or day trips: Hydration on the move with a screw-cap ice-capable bladder and reliable splash resistance for light rain days. PERFORMANCE OVERVIEW Designed with cyclists, runners, and hikers in mind, this hydration pack delivers a compact, aerodynamic profile that sits lightly on the back. The adjustable straps ensure a secure, bounce-free fit across a range of body sizes, while the replaceable 2L bladder and airflow cooling system help you stay hydrated and comfortable during strenuous activity. The small front pocket provides convenient storage for essentials, making it suitable for marathon training, cycling adventures, and day hikes.