A. Product Name: Building Block DIY Puzzle Mug, Building Block Coffee Cup, Teacup, Children's Gift B. Description: It can be used for drinking coffee and for building simultaneously. - The external building surface of this mug is compatible with most building blocks. - This building block mug is full of creativity and fun. You can use your imagination to DIY vehicles, spaceships, and even a cannon with building blocks. - No matter how you decorate it, your unique creativity will make you stand out. C. Specifications: - Type: Coffee cup - Material: Plastic - Main Colors: Yellow, blue, gray, black - Cleaning Method: Hand wash only - Cup Height: 13 cm - Cup Mouth: 10 cm - Cup Body Diameter: 10 cm D. Package Content: 1 DIY coffee cup