FDA-APPROVED SAFETY SILICONE - Silicone is a kind of safe and non-toxic material that was confirmed stable and virtually harmless to humans. It's been highly recommend to use in Baby Products and Kitchen, as it won't react with food and drink when cooking and chewing.Our sensory motor aid Pencil Toppers are safe, BPA-free, and non-toxic. Feel free to use | A LIFESAVER FOR WHO LIKES TO BITE PENCIL & BABY TEETHING TOYS - Children may bites, chews, or grinds,chewing on pencils, pens, or other non-safe items can cause dental damage, toxic chemical intake, and potential injury. These pencil topper protect your child from dental damage.As an autistic chew toy,baby Teether or fidget toy for ADHD, it's also working well. Our chews fit perfectly on pencils, pens, crayons and most writing devices | HELP KID'S CALM AND FOCUS - Kids with sensory processing disorder have discovered that a chewable pencil topper helps calm and focus, so these chewy pencil topper tubes are a perfect pairing for homework, note-taking, and more. It's easy to place or take out on back side of the pencil for use in a classroom, or left at home. As a sensory calming tool,tough enough for adults who are seeking sensory input as well as children | 6 PCS DURABILE ROBOTS - Soft and gentle on teeth,can withstand repetative chew. 6 different bright colors and a fun robot shape are pleased your kid's heart, your child will enjoy the texture, shape, taste, and it is odor-free. People choose this over chew stixx and abilitations pencil fidgets chewease | SIZE - 2.6 x 1 x 0.6 inches compact size easy to slip on and off of the writing device so it can be helpful to those individuals that prefer to calm or chew while simply holding the product. Easy to clean with hot or warm water