CPR Keychain with Gloves by WNL Products offers compact, affordable, yet superior protection. Each keychain features a 2 cm. contoured bite block suitable for adults and children. The see-through barrier makes positioning a cinch. The unique design includes a pass-through one-way valve plus barrier filter to provide maximum protection from cross-contamination by fluid transmission. The keychain includes a barrier, one pair of latex-free gloves, all in a blue nylon key ring pouch.