Atomic Knitting are based in Wales and handproduce stitchmarkers using a variety of beads, crystals, semi precious stones and charms. They also produce a range of notions to help you with your knitting or crochet project such as pattern markers, stitch counters and double pointed needle (DPN) holders.

Atomic Knitting  have created these beautiful snag free stitch markers (which have a bead over the join of the ring). There are known as Halo rings and come complete with a "Keep Calm and Carry Atomic Knitting Stitch Markers) tin. There are 20 stitch markers in a pack and they fit needles up to 5mm. The tin can also be purchased separately.

(photograph from Atomic Knitting)