ULTRA ACCESSIBILITY: The USWE PACE Trail Running Vest is built to provide supreme accessibility for big ultras, with front and rear access for everything you need on the go. Available in 2L, 8L and 14L BOUNCE-FREE TECHNOLOGY: Thanks to No Dancing Monkey Vest technology with 4-point suspension, this vest ensures a stable, zero-bounce fit while running, with elastic side panels that expand for a tight, compliant fit. HYDRATION ON THE GO: The vest doubles as a hydration pack. It includes two 500ml Ultraflasks, an inner No Bounce Compression Pocket, and front pole attachment. SPACIOUS STORAGE: Choose among 2L, 8L and 14L according to what best suits your needs. This vest features four front quick-stash pockets, two energy/food shoulder pockets, and two large zippered back pockets. Its larger main compartment holds extra gear, while pull-tight straps keep everything in plac COMFORTABLE FIT: Adjustable elastic side panels and a detachable waist belt ensure a comfortable fit for both men and women, with four size options: Small (80 - 92 cm / 31.5 - 36 In), Medium: (86 - 98 cm / 34 - 38.5 In), Large: (92-104 cm / 36 - 41 In) and X-Large: (104-116 cm / 41-45.6 In). The vest also features a mesh back panel for ventilation and reflective points for visibility at night. Pace Running Vest (has a completely new ergonomic design and size range that takes this vest to the next top level. It is a lightweight vest with an outstanding personal individual fit delivered by the bounce free No Dancing Monke Vest system and the elastic side panels. All features are intended for on the go access. Front pole attachment, the 45 degrees angle front pockets for the 2x 500ml Ultraflasks, quick stash front pockets, energy/food shoulder pockets, and 2x zippered stash back pockets. A main compartment on the back for extra gear, and an inner No Bounce Compression Compartment (NBCC) with pull-tight straps accessible at the front for a hydration bladder (We recommend a 2L bladder, which is NOT included). All features are designed for easy access and to support the bounce free sensation of this vest. With the Pace series we are taking the lead on the Stays Fresh movement for running vests, by including the award winning Polygiene Stays Fresh treatment. This unique technology keeps the vest fresh and permanent odour free. It is durable and gives the vest a longer lifespan, which reduces the environmental footprint