Features: -Made of high-quality plastic, it is environmentally friendly, non-toxic, odorless, and safe for children to play. -The raised particles on the side can increase the friction with the hand and also have a massage effect. -With 4 O-shaped rings, each with multiple small beads, color matching can be done by pushing each module. -Suitable for creators, makers, and thinkers, it can be used to treat restlessness, autism, depression, anxiety, ADHD, and other attention disorders such as nail biting, smoking, and leg tremors. -Can be used as a Christmas gift, New Year gift, birthday gift or other holiday gifts. Specification: Colour: purple Shape: round Size: 15.5*15.5*3cm .
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