Altera Performance
Built for hard wear. Backed for life.
Premium natural-performance socks engineered for real conditions. Every pair backed unconditionally for life — if they ever wear out, we replace them.
Women's Running
Altera's alpaca running socks offer a luxurious feel, wrapping your feet in softness and providing exceptional comfort throughout your runs. Say goodbye to blisters and discomfort, and say hello to a smooth and enjoyable running experience.
Backed for life
If they wear out, we replace them.
Every Altera pair carries the unconditional Lifetime Warranty. No fine print, no expiration, no original-purchaser clause.
See the warranty →