Feature: Unobtriusive slim design means it neatlly under clothing. Superior shock absorption can withstand repeated impacts. Torsion control sysrem resists rear flexing. Quick release straps allow cross-over for increases comfort. newly Developed YF waist system to fit all size. Our service: Fast and professional response to your email. samples lead time:within7-10days. Trial orders are welcome. Buyer's logo/size/color are accepted,buyer's design is we