Cando® resistive band exerciser is packaged in a polybag. 40 packages are included in this convenient dispenser box. simply remove exercise band from polybag and it is ready to use. cando® high latex free synthetic exercise band has been used for physical therapy and athletic training by clinics, fitness centers and individuals since 1987. it has become a well known staple of many physical therapy programs. the latex free formula has been specially created to mimic the stretch characteristics of latex band. cando® exercise band is an economic solution for upper and lower body exercise. lightweight, compact and portable. durable. effective when used alone, or with handles and anchors. color-coded according to the exercise band's resistance. cando® is licensed to use the thera-band® color sequence so resistance level is easily identified. available in 8 levels of resistance for progressive exercise. levels range in order of strength from least to greatest resistance: tan, yellow, red, green, blue, black, silver, gold. uniform width - each band is 5" wide. box of 40, 4' l - yellow - x-light.