5.11 Men's Cams Short-Sleeve Base Layer Shirt - The CAMS next-gen compression short sleeve base layer tee is an outstanding concealed carry alternative to IWB or appendix-carry - perfect to wear beneath a collared shirt or similar garment. Upper body: 60% cotton/40% polyester, jersey, wicking Pocket: 92% polyester/8% elastane spacer mesh, wicking, anti-odor Two side body / underarm pockets for concealment and accessories Jersey upper body with crew neckline 5.11[+] woven label at wearer's left pocket opening Lower body: 86% polyester/14% elastane jersey, wicking, anti-odor Padding: Ortholite 4mm Hook and loop closures Style: 41222ABR