040000000211

• 0 — Number system
• 40000 — Manufacturer code
• 00021 — Product code
• 1 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

• 040000135234 — M Mars m&m's celebrations * 8.5oz
• 040000129783 — M Mars m&m's cookies asst plt otb * 11oz
• 040000214632 — M Mars m&m's Dark chocolate single bars 1.69oz 24ct
• 040000151487 — M Mars m&m's Milk chocolate stk cs 22.53oz
• 040000153641 — M Mars m&m's Mix f/s variety plt 30.2oz
• 040000161127 — M Mars m&m's mixed 1/4 pallet 1ct

Mars m&m's Mars twix pnut btr single 1.84oz

Search for Mars m&m's Mars twix pnut btr single 1.84oz on Amazon (or for the code 040000000211)