Features: OOTDTY brand new and high quality Premium: This diving writing slate is made of quality ABS material, which is durable in use. It is not easily damaged, has reliable quality and fluent writing ability. Cord Pen Sleeve: With a retractable cord pen sleeve, you can adjust the length and direction according to needs when using, record the beautiful moments of diving. Practical & Reusable: The underwater writing board can be used for recycled use, it is perfect for making some notes underwater, which is very practical and convenient. Curved Design: This wrist type writing board adopts curved design, better fit the back of the hand, less resistance when diving. An ideal choice for diving lover. Great Accessory: The underwater writing slate has high practicality, which is wonderful to take with for outdoor water sports, such as swimming, diving and more. Specifications: Material: ABS+Nylon Color: As The Picture Shows Package Weight: approx.150g Total Length: approx.13.2cm/5.2in (More Size Details, Please See Photo.) Package Includes: 1Pc x Diving Wrist Writing Slate Note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!