Ultimate Direction Ultra Vest 4.0 (Signature Blue) spring collars SKLZ Speed Rope features a

SKLZ Speed Rope features a dual ball-bearing system and a sturdy steel rod

Fitness & Athletics Waist Trimmer Protector features an adjustable Velcro closure

Brake mount

Bottom layer is made with recycled rubber granules

Ultimate Direction Ultra Vest 4.0 (Signature Blue) spring collars SKLZ Speed Rope features aThe best selling running vest in the world is now lighter and more comfortable. Features New Comfort Cinch technology provides a custom fit with easy on the go adjustment 4 way stretch material with dissolved thread stretches to fit more and is lighter than ever Redesigned trekking pole holder minimizes bounce and snaps out of the way when not in use Lightweight T Hook adjustable sternum straps Bottle holsters tighten to carry phone or camera Phone