These foam toe covers are provided as a pair. Available sizes are (diameter):
Large (25mm) - big toes only
Medium (18mm) - 2-4th toes
Small (15mm) - 5th toe
The closed top give extra protection to the tip of the toe. These are great for protecting corns/calluses on tops and in between the toes. The material compresses well but may take up space in your footwear.