Beloved for it's easy over-anything style and functionality, the Lightning Layer can be worn by itself, over a sports bra, or over other layers. Keep this in your car, in your relay kit (as a safety vest), or anywhere you might need an extra light - to light your way. Details • Highly reflective panels at chest, back, and hip • Racerback design • Side zip pocket • Cinch cord at waist for adjustable fit • 21" body length (size s/m) Materials • Plya Interlock body (polyester / spandex)