he Vionic Casandra Thong Sandal is essential for every laid-back sun soaked moment with a stylish perforated upper. Take this comfy sandal from the beach to lounging poolside.
Clinically shown to provide temporary heel pain relief comparable to an orthotic insert. Based on a peer-reviewed clinical study partially funded by Vionic on patients experiencing moderate, non-traumatic heel pain.
Vionic brand's biomechanical technology is shown to be an effective treatment for heel pain.
Vionic brand's biomechanical footbed supports you from the ground up.
By building biomechanical technology into premium footwear, Vionic brings together the best of science and style.
For the greatest comfort, we recommend wearing your new Vionic footwear for just a few hours for the first few days to allow your feet to adjust to the new level of orthotic comfort and support. Within one to two weeks you should find the product completely comfortable