The Specter Concealable II vest provides ballistic protection against bullets and fragmentation. Can be worn over or under a uniform, shirt, or general apparel. A combination of ballistic materials provides multi-hit protection with minimal trauma effect. Need help with Sizing? https://midwestarmor.com/videos/how-to-measure/ FEATURES Multi-hit capabilities Front, back, and overlapping side protection Side openings for ventilation Adjustable side and shoulder straps Full freedom of movement Removable/Washable cover Size: XS, SM, M, L, XL, 2XL BALLISTIC FEATURES Tested to NIJ II Standards RF Sealed Rip-stop Nylon Protected from moisture & debris Please note this product is NOT NIJ Certified however it is tested to NIJ II Standards to confirm to compliance, for NIJ Certified panels please look for the NIJ logo in our SOFT ARMOR PRODUCT LISTING.