The Spinner Necklace is a classic design perfect for chewing and fidgeting.  The inner circle spins within the outer circle (one side grey and the other side coloured) you could sit and stim … we mean SPIN all day! Both parts of the necklace are chewable.  Suitable for mild to moderate chewing.   DURABILITY - 2/3 FLEXIBILITY - 2/3 FIRMNESS - 2/3