DropOS

Our services: Plastic Block Shape : Self-Locking Bricks Material:Blocks-high quality and safe ABS Products Packing:opp bag or carton box Regarding delivery, because the AliExpress rules are set, if the freight amount is too high, you can contact customer service to handle it. Important Note: If you want a bulk buy, or want to see/know more, any questions, please feel free to contact us ,we will do our best for you .Thank you! About after sales: All parts are quality checked before shipping, so if you find some missing or damaged parts, don't worry. Please contact us and we will send them to you immediately free of charge.