Product details:
Birkenstock's famous blue footbed provides long term comfort and arch support to your non-Birkenstock footwear. Contoured arches and deep heel cup can help relieve heel pain and plantar fasciitis symptoms. With a silk lining that absorbs moisture and is hand-washable. Footbed: Based on the original Birkenstock footbed - featuring pronounced arch support and a deep heel cup, the casual footbed is for footwear with a flat or low heel. Sole material: Made of natural cork and EVA - for a flexible, shock absorbing construction.