This teacup comes with a removable ultra-fine glass infuser and lid.The superfine brewer is suitable for all loose leaf teas, from fine rooibos teas to large whole leaf teas such as white tea and oolong tea.Glass tea cups are made of borosilicate glass, which is known as the best glass type for heat-resistant tea cups.Lightweight and durable, healthy life anytime, anywhere.Colour:transparentMaterial:Borosilicate glassSize:9 x 8.5cmPackage Contents:1 x cupOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. If you have any questions, concerns, or need further information, please feel free to contact us anytime. Our team is dedicated to providing you with support and answering any inquiries you may have. Your satisfaction is our ultimate goal. We look forward to offering you top-quality products and service! Thank you for your support._x000D_