Our soft pencil grips for toddlers 2-4 years are made of high-quality silicone gel. It has strong elasticity, no BPA, no smell, and no sweat. It is designed for righties handers and lefties handers children and adults. Mothers can rest assured that 100% of them are harmless to the human body. We hope to provide you with better educational aids, and of course, we need your trust in us.