Semi-flexible Polypropylene shell with no rear foot post and no top cover. Low bulk for good shoe fit and great for general foot fatigue. They are also known as "CP-3300 shells" amongst medical communities. The poly shell provides intermediate arch support and medium pronation control. Order by shoe size.

Available in men's sizes 4-16 and women's 6-18.

Order the level of support you require:

Mild (Clear shell, our most flexible)

Medium (White shell, most common support level)

Max (Black shell, for maximum support)