Surino™ · Lightweight Precision. Sport-Ready Performance.

Surino Lightweight Sport Micro Alpaca Sock

The Surino Sport Micro is where technical performance meets natural comfort.

Surino™ · Lightweight Precision. Sport-Ready Performance.

Surino Lightweight Sport Micro Alpaca Sock

The Surino Sport Micro is where technical performance meets natural comfort.

$22~$7 / year based on 3 years of wear

The Surino Lightweight Sport Micro alpaca socks combine sleek, breathable comfort with serious performance for athletes, runners, and everyday movers. Featuring our ultra-soft Surino™ blend—suri alpaca and merino wool—this sock is built for speed, sweat, and staying power.

Color Natural
Size Small

Unconditional Lifetime Warranty

If they ever wear out — heel, toe, cuff, anything — we replace them. No fine print, no original-purchaser clause, no expiration on any line we make.

See full warranty →
Why Surino™ performs

natural softness with everyday performance.

Surino™ combines the smooth comfort of suri alpaca with the familiar softness and stretch of merino — then builds it into a lightweight sock made for movement, daily wear, and long hours on your feet.

01
suri alpaca comfort
Soft suri alpaca brings natural moisture movement, breathable comfort, and a smooth feel to a lightweight performance sock.
Mechanism · Suri alpaca fiber
02
Merino softness
Merino wool adds familiar next-to-skin softness and stretch, helping the sock move comfortably through active and everyday wear.
Mechanism · Merino wool blend
03
Movement-mapped fit
Targeted zones support comfort where your foot moves most, while breathable areas help keep the fit light and low-bulk.
Mechanism · Zone-mapped construction
04
freshness for repeat wear
Natural fibers help resist odor, supporting fresher-feeling comfort through long days, active sessions, travel, and regular rotation.
Mechanism · Natural odor resistance
Specifications
Line
Surino™ · Sports · Everyday
Height
Micro
Weight
Lightweight · Targeted Cushion
Blend
30% Alpaca · 24% Merino · 45% Nylon · 1% Lycra
Features
Suri Alpaca + Merino blend, Reinforced heel and toe, built-in arch support cushioning, mesh ventilation, movement-mapped zones at impact points
Best For
Golf · Walking · Training · Sports · Travel · Everyday wear
Care
Machine wash cold · Tumble dry low · No bleach
Warranty
Unconditional lifetime — any wear-out, any age
Build your rotation

Choose The Cushion For The Conditions.

Most customers keep more than one Altera build in rotation — lightweight cushion for warmer days, reinforced midweight for long wear, and heavyweight coverage for cold conditions.

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