A quiet, wearable sensory support featuring Kaiko’s smooth concave stainless-steel beads.The Necklace Concave Fidget by Kaiko takes the softly contoured bead design from our Hand Concave Fidget and makes it wearable. Each weighted bead has a curved surface that feels a little like a tiny rubbing stone.Roll the beads between your fingers, glide a fingertip across the smooth curves or rub the polyester cord for gentle tactile input. Quiet, discreet and easy to reach, it is a practical option for work, study, travel and everyday regulation.