Features: 1. 100% Quality Assurance Tested, More Responsive, Less Expensive, Easier To Install. 2. Disposable Supplies, Safety And Health, To Prevent Pollution. 3. Arc Concave Design, Suitable For Different Interdental Spaces. 4. The Tip Is Specially Treated To Avoid Damaging The Gums, The End With Circular Hole, Easy To Take. 5. Different Sizes In 4 Colors For You To Meet Your Different Needs,Durable For A Long Time Use. 6. With A Transparent Box For Each Size, Convenient And Clean To Use. Specifications: Material: Plastic Color: As Shown Size: Purple(Large): 17.8*2.8mm Yellow(Medium): 17.8*2.45mm Green(Small): 17.8*2.1mm Blue(Extra Small): 17.8*1.7mm Package Included: 100Pcs Dental Wedges, 1Pc Box. Note: 1. Due To The Different Monitor And Light Effect, The Actual Color Of The Item Might Be Slightly Different From The Color Which Is Showed On The Pictures. 2. Please Forgive 0.1 Cm/0.039"-0.3 Cm/0.118" Measuring Deviation Due To Manual Measurement.