Come and see our amazing products. Made Of Silicone Material. Fun Stress Reliever. Press Bubbles Down To Relieve Stress. Make Your Own Pattern By Pressing On Different Bubbles Or Just Press For Fun. Encourages Focus And Self-Soothing For Users With Anxiety, Attention Disorders And More. Perfect For Reducing Stress And Boredom. 6 3/8" Diameter.All QTY is shipping by sea. Pls confirm further with us if any query about packing info, inventory status and time schedule.