Features: Discover a tool the Scoliosis Measuring Device, detect and correct spine issue. Crafted with quality materials, this device offer a comfortable fit that conforms to body natural Its technology ensures accurate measurement. Suitable for individuals with spine concerns, teenagers, and those who spend long hours sit. The Baselines Scoliosis Testing Meter have easy-to-read, large testing display providing measurement result between 0 and 30 degrees of deformity. Use the spine scoliosis testing meter in conjunction with the forward bend position to measure the degree of deformity of the back. Specifications: Material:ABS Type:Blue Scoliometer with 1 Bubble,Blue Scoliometer with 3 Bubble,Redness Scoliometer with 1 Bubble,Redness Scoliometer with Skull Pattern,Green Scoliometer with Skull Pattern,Blue Scoliometer with Skull Pattern,Green Scoliometer with Right Skull Pattern,Blue Scoliometer with Middle Skull Pattern Size:Approx.168mm/6.61''x63mm/2.48''x11mm/0.43'' Package Includes: 1Piece Scoliometer note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.