BRITEGUARD Dark Mesh Safety Vest, White Reflective Strip : SF-22224 Mesh fabric is lightweight, cool and breathable - 100% polyester Vest fits over your shirt or jacket - one size fits most with extra large, open side panels Loop and pile fastener in front to tighten the fit Vest measurements - 24" x 24.5" - reflective strips are 2" wide (front and back for great visibility) Perfect vest for school crossings, construction, runners, sports teams and more!