30 Cal Ammo Can Kit, 3 Pack, with ZCORR Ammo Can Liners & 40 gram Desicants Three surplus 30 Cal. ammo cans in good condition Three ZCORR vapor corosian inhibiting (VCI) 30 Caliber Ammo Can Liners Three Hydrosorbent 40 gram dehumidifying silica gel desiccant One 10% - 60% humidity indicator card FREE Shipping!!