DIY Earring Finding Kit includes plastic storage case with earring findings in multiple colors, as well as plastic earring backs.Details:Available in multiple colors400 piecesNickel freeContents:100 ear wires40 ear posts80 jump rings (4 mm)50 jump rings (6 mm)30 eye pins (2") (5cm)25 head pins (2") (5cm)25 butterfly backs50 plastic ear backs