Semibold Spirit Performance Crew Socks

Cooling Coolmax® crew socks designed for moisture-wicking comfort and compression support during active movement.
$144.00
Size
One Size
15% Off First Order · Code: FIRST15OFF
True to size. If you're between sizes, size up.
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Comfort guarantee
BEST FOR
Training & Gym
Running
CUSHION
Medium Cushion Medium Cushion
FIT
FEEL
WHY YOU’LL LOVE THIS

A vibrant, color-blocked boost for your training. Designed for intense, multi-directional movement, the Spooky Buddy features dual-side edge cushioning and a strong Arch Spine. The snug fit stimulates circulation, helping you stay peak-performance ready.
PRODUCT DETAILS

Material Benefits

  • Instant Drying Effect: Pulls moisture away
  • Breathable Fit: Keeps feet cool
  • Anti-Friction Comfort: Reduces irritation
  • Heat Management: Controls temperature
  • Lasting Strength: Maintains quality

Key Features

Dual-Side Forefoot Cushioning
Reduces friction during quick direction changes
3-in-1 Arch Support System
Enhances support, cushioning, and stability
Breathable Instep Mesh
Keeps feet cool and dry during movement
Graduated Compression Support
Improves circulation and reduces fatigue
Anatomical fit
Designed to match your natural foot shape
Hand-Finished Seamless Toe
Minimizes friction for a smoother feel
Target Cushion
Absorbs impact in high-pressure areas
Stride Lock
Keeps socks secure without slipping
Midfoot Hugging Ring
Holds your foot in place for stability
Breathable Toe Ventilation
Reduces moisture between toes
Arch Spine
Reinforces natural arch support
Signature Smile
A playful touch that celebrates every step
MATERIALS & CARE

65% CoolMax®, 32% Nylon, 3% Lycra

Machine wash cold
Turn inside out
Do not dry clean
Do not iron
Tumble dry low
No bleach
SHIPPING & RETURNS

Free Shipping Over $49 + 30-day Easy Returns

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ADULT SIZING

True to size. If you're between sizes, size up.

SOCK SIZE
S/M
M/L
ONE SIZE
US
W5–9 / M3–7
W9½–12½ / M½–13
W5–12½ / M3–13
EU
36-40
41-46
36-46
UK
3-7
8-12
3-12
FR
36-38
38-40
36-40
IT
40-42
42-44
40-44
JP
7-9
9-11
7-11
KR
55-56
66-77
55-77
AU
8-10
10-12
8-12
DE
34-36
36-38
34-38
DK
34-36
36-38
34-38

 FOOT MEASUREMENTS
S/M
M/L
IN
8.5-10
10-11
CM
22-25.5
25.5-28

TOE SOCKS SIZING

SOCK SIZE
 ONE SIZE
US
W5–9 / M3.5–7.5
EU
35–40
UK
3-7
FR
35-38
IT
39–42
JP
22-25.5
KR
220–255
AU
5–9
DE
34-38
DK
34-38

BABY SIZING

AGE 
FOOT LENGTH
EU SHOE SIZE
US SHOE SIZE
6 months -3 Years
4.3–5.1 in / 11-13 cm
16-21
1.5-6

DESIGN STORY

Spooky Buddy: Lightness Is Strength

A spirited little ghost who loves the lighter side of life. He reminds us that we don't always have to be "on" or perfectly serious. Sometimes, a bit of "spirited" playfulness is exactly what you need to get through a tough week.

If you’re drawn to Spooky Buddy, you believe in balance—working hard but also knowing when to let loose. You bring a positive, magical energy to every room (and gym) you enter.

Blister-Proof Armor

Targeted sole cushioning and dual-side guards create a 360° safety zone to prevent hot spots and irritation.

Blister-Proof Armor

Targeted sole cushioning and dual-side guards create a 360° safety zone to prevent hot spots and irritation.

Precision Column Grip

Fine-ribbed leg columns are designed for a secure, stay-up fit that moves with you, never against you.

FAQ

Are Coolmax® socks better than cotton for workout?

Absolutely. For any physical activity, Coolmax® socks are superior to cotton. Cotton stays wet, which leads to friction, discomfort, and bacteria growth. Coolmax® is a hydrophobic fiber that dries almost instantly. This specialized breathable performance fabric ensures your feet remain at an optimal temperature, preventing the "soggy" feeling that often ruins a good workout session.

Which seasons and activities are best for Coolmax® socks?

While Coolmax® is the undisputed champion for summer heat and high-intensity training (like HIIT, running, and fitness), it is truly a multi-season fiber. Its ability to keep feet dry makes it excellent for any scenario where you might sweat, from spring hiking to intense indoor gym sessions. It is the go-to choice for athletes who prioritize thermal regulation and dryness year-round.

Do these Coolmax® socks help prevent blisters during high-intensity training?

Yes. Blisters are primarily caused by the combination of heat, moisture, and friction. Because Coolmax® eliminates moisture and reduces "hot spots" through its rapid-dry technology, it creates a much smoother environment for your skin. When paired with our anatomical fit, these socks act as a protective barrier that significantly lowers the risk of friction-induced blisters during your most demanding training sessions.

Why do Semibold Coolmax® socks feature compression at the Achilles and arch?

We designed our Coolmax® series with moderate graduated compression for two critical reasons:

  • Stability: During high-intensity movement, it ensures the sock stays perfectly in place without sliding or bunching.
  • Recovery: Gentle pressure stimulates peripheral blood circulation, which helps reduce foot fatigue and that "heavy" feeling after a long workout. Semibold uses a moderate pressure profile, meaning you get all the performance benefits and increased sensory feedback without the discomfort of a "too-tight" fit.

We use a balanced compression level, supportive enough to enhance performance, but comfortable enough for extended wear without feeling tight or restrictive.