Watch Band Expansion Strech Metal Black with Silver color edges fits 16mm to 19mm Watch Band Stretch Metal Black with Silver-tone Trim Replacement Watch Strap Fits 16-21mm Cases Length 6 3/4" You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!