Altera’s Prevail sock is a grey medium-weight sock with a 9″ upper, a reinforced heel and toe, and arch support. It is excellent for everyday wear. These socks are machine wash and tumble dry on low heat. The Prevail sock is made in the US and it is a blend of 45% alpaca, 34% nylon, 15% lycra, and 1% silver.
Altera Sock Sizes
| Size | Women's Shoe Size | Men's Shoe Size |
|---|---|---|
| Small | 4-6 | 3-5 |
| Medium | 6.5-10 | 5.5-9 |
| Large | 10.5-13 | 9.5-12 |
| Extra Large | 13.5-15 | 12-14 |
