Find the right sized cast protector using the guides provided. Bloccs® are easily stretched over the cast or dressing to make a watertight seal. You will need to select a product long enough to cover the cast (extra length is okay) that is comfortably within the arm circumference range.

To achieve the best fit, consider both adult and child sizes. Please see the sizing charts above for guidance.

Please follow the sizing chart. Bear in mind that extra length is okay, the circumference measurement needs to fall comfortably within the range given.

If you are in between sizes you should select the product where your circumference is closest to the middle of the arm circumference range.

Yes, please consider our Knee cover range.

Yes, please consider our Elbow cover range.

Yes, the size is determined by the protectors seal size not its length.

The larger size protectors have larger seals around the arm/leg and are shorter in length.

The smaller size protectors have smaller seals around the am/leg and are longer in length.