Describe:Material:paperColor:16 color classFeatures:1.Easy to use paper guide can be disposed of after use2.Convenient and easy to use, 16 different shades3.Shows your patients how much their teeth whitening treatments have helpe4.Disposable guides don't require sterilizating, just use one per patient and dispose when done.Note:1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2.Please allow slight deviation for the measurement data.3.Please allow 1-2cm error due to the hand measurement .Package:1pcs teeth whitening shade guide Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!