Our pop fidget toy is made of qulaity silicone material, afe, non-toxic and tasteless, durable and firm. It is not only a stress reliever but also come with a pen. ess the bubbles down and they make a slight popping sound, just like popping bubble-wrap. The bright colour and pleasant sound will help people reduce the anxiety, concentration and effectively stress, eliminate irritability. Add your company name or logo for maximum visibility. Get a great response from customers when you make this your next giveaway!