Sitting Writing Correction Device Desktop Primary School Student Writing Posture Vision ProtectorProduct information: ColorSmart Timing Light Model Sitting Reading And Writing Quiet Blue, Smart Timing Light Model Sitting Reading And Writing Light Elegance Pink, Smart Timing Model Sitting Reading And Writing Quiet Blue, Smart Timing Model Sitting Reading And Writing Light Elegance Pink Fabric: Cream skin Panel size: 47x37cm Reading rack size: 30. 5x21cm Adjustable height of corrector: 9. 5 15cm Material: ABS Memory Cotton Ice Silk Cotton Packing