Arizona Cardinals Mini Football Helmet 6 count. Mini football helmet with great graphics. Official NFL mini football helmet with official NFL team decals. ABS plastic mini football helmet shells with plastic facemask. Realistic interior foam padding, vinyl-leather chin strap. This is an affordable NFL football helmet for the true fan. Size 12 scale versions of NFL football helmets. Size 6"(L), 4 ½"(W), 5"(H) – (NOT FOR WEARING).