Michigan State Spartans are a part of the Big Ten Conference. A Michigan State Spartans mini speed football helmet is the ultimate NCAA College collectible, perfect NCAA mini speed football helmets for autographs and collectors. Mini Speed Football Helmet with great graphics. Official NCAA Mini Speed Football Helmet with official NCAA team decal. ABS plastic Mini Speed Football Helmet shells with plastic helmet face guard. Realistic interior foam padding, vinyl-leather chin strap. This is an affordable NCAA football helmet for the true fan. Size: 1/2 scale versions of NCAA football helmets. Size: 6"(L), 4 &"½"(W), 5"(H) - (NOT FOR WEARING).