.​Welcome to the M&J Trimming rhinestone shop! M&J Trimming carries a wide selection of Swarovski crystals and accessories. Some of our best-selling items include Swarovski Hotfixes and Swarovski Flatbacks, which our customers use to add a dramatic touch to almost any project. Our hotfix and flatback collection features over a hundred different regular and AB colors in varying sizes including SS5, SS7, SS9, SS10, SS12, SS16, SS20, SS30, SS34, SS40 and SS48. We offer most of our crystals in small packs, gross packs, and 10 gross packs to fulfill our customers’ needs. We also carry an elegant selection of rhinestone trims and fringe, rhinestone iron-on transfers, brooches, and buckles, and our Swarovski sew-on collection includes jewels both with and without settings.