Acrylic clay roller: the clear clay roller in solid cylinder shape, the length is . 20 cm or 7.87 inches, the diameter is 2 cm or 0.8 inch. Acrylic sheet: the clear acrylic sheet in rectangle shape, size (LW) is 15 x 10 cm or 5.9 x 3.9 inches, with protective coverings, protect the roller from scratching. Acrylic material: clay roller and backing board are made of acrylic material, sturdy and , easy to clean with soap and water. Application: acrylic clay roller matches with backing board, suitable for both home and school uses, good tools for shaping and sculpting, enjoy the fun of DIY. Quantity: 4 pieces (2 x acrylic clay roller, 2 x acrylic backing board), with smooth , easy to use, you can develop your imagination to DIY crafts. Specification: Colour:Transparent color Material:Acrylic Size:10x15cm or 19.5x2cm Package Contents: 2 x acrylic clay roller 2 x acrylic backing board Only the above package content, other products are not included. Note: Light 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. Acrylic sheet: the clear acrylic sheet in rectangle shape, size (LW) is 15 x 10 cm or 5.9 x 3.9 inches, with protective coverings, protect the roller from scratching. Quantity: 4 pieces (2 x acrylic clay roller, 2 x acrylic backing board), with smooth , easy to use, you can develop your imagination to DIY crafts. Acrylic material: clay roller and backing board are made of acrylic material, sturdy and , easy to clean with soap and water. Acrylic clay roller: the clear clay roller in solid cylinder shape, the length is . 20 cm or 7.87 inches, the diameter is 2 cm or 0.8 inch. Application: acrylic clay roller matches with backing board, suitable for both home and school uses, good tools for shaping and sculpting, enjoy the fun of DIY. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.