- Size: 46 • Keep your feet warm and comfortable with TIESTRA insoles, ideal for the colder days of autumn and winter. • The non-slip felt bottom layer provides stability and comfort while walking. • Perfect for spacious shoes like sneakers, work boots, and casual footwear. • An ideal gift for family and friends in winter, thanks to its lightweight, soft, and durable design. • The wool insoles can be cut to fit any size, from children to adults.