Size Details[Our Size 0.5mm] 500mm x 50mm x 0.5mm/19.69” x 1.97” x 0.02” (Approx.)[Our Size 0.7mm] 500mm x 50mm x 0.7mm/19.69” x 1.97” x 0.03” (Approx.)[Our Size 0.9mm] 500mm x 50mm x 0.9mm/19.69” x 1.97” x 0.04” (Approx.)Notes: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.Package Includes:1 x Resistance Band (Colors sent by randomly.)