🏃 Nathan Pinnacle 4L Hydration Pack/Running Vest - Ultimate Hydration Backpack for Running and Hiking - 4L Capacity with Twin 20 oz Soft Flask Bottles - Perfect for Men, Women, and Unisex Review

FUNCTIONAL – Pinnacle 4L is equipped with two 20oz soft flasks with extended tubes to easily sip fluids without removing flasks from the front pockets – Compatible with a 1.5 L Bladder (Not Included). No-Bouncing when running!. DESIGN - Lightweight and comfortable. Apparel-like fit with lightweight, breathable tapered back panels to keep the moisture out. No-chafe elastic perimeter binding. 20% lighter than VaporKrar and VaporHowe. FIT - Vest fit is snug. Tapered back panels for a chimney wicking effect, designed to wick moisture up and out of sweaty locations. Longer back design for dispersed weight balance. 360 Degree Reflective hits for runs in dusk/dawn. UNIQUE FEATURES – 2 water resistant chest pockets for smartphones, keys or nutrition. Pockets allow for easy access to larger items like extra layers. Shoulder pill pocket and safety whistle. New Kangaroo pockets allowing one side entry access point and a vertical pocket for larger items like trekking poles. IDEAL - Perfect for marathons, trail running, hiking, cycling, climbing, outdoor enthusiasts, and hydration on the go! Light is fast, fast is beautiful. This 4L pack has room for a little extra gear, and plenty of hydration. 244 cu in / 4 Liters. Weight: 0.31lbs / 140 gr.