1st ERA
1st ERA Black Katt Performance Enhancement Toe Sock
1st ERA Black Katt Performance Enhancement Toe Sock
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✓ Targeted Cushioning
✓ Arch + Ankle Compression
✓ Breathable & Moisture-Wicking
✓ Reduced Toe-to-Toe Friction
One Pair
Define Your Era.
1st ERA's Black Katt Performance Enhancement Toe Sock brings the Performance Toe Sock into an all-black design built for training, competition, work, and everyday movement.
Engineered with individual five-toe separation, reinforced compression, breathable mesh zones, and targeted terry cushioning, Black Katt is designed to deliver the comfort, support, mobility, and locked-in feel needed to Move Different.
ENGINEERED FOR PERFORMANCE
• Individual five-toe separation supports natural toe movement and reduces toe-to-toe friction
• Reinforced arch + ankle compression provides a secure, supportive fit
• Targeted terry cushioning adds protection and comfort through high-impact areas
• Cushioned sole helps absorb repetitive impact underfoot
• Breathable mesh zones promote airflow during activity
• Moisture-wicking construction helps keep feet comfortable and dry
• Crew-height construction provides additional ankle coverage
• Built for training, competition, running, work, and everyday movement
COMFORT. SUPPORT. MOBILITY.
Powered by Performance-FITT™
FIT & SIZING
FIT & SIZING
Men's US Sizing
- XS: Under 5
- S: 5–8
- M: 9–11
- L: 12–14
- XL: 15–19
Women's US Sizing
- XS: 3–5
- S: 6–9
- M: 10–12
- L: 13–15
- XL: 15+
Fit Tip: True to size. If you're between sizes and prefer a more secure, performance-focused fit, size down.
MATERIALS & CARE
MATERIALS & CARE
Performance Fabric Blend
- 49.7% Nylon
- 45% Cotton
- 5.3% Spandex
Care Instructions
- Machine wash cold with like colors.
- Use mild detergent.
- Do not bleach.
- Air dry recommended to help maintain fit, elasticity, and performance.
SHIPPING & RETURNS
SHIPPING & RETURNS
Shipping
- Orders are typically processed and packaged within 24–48 hours.
- Buy 3+ pairs and receive free shipping.
Returns & Exchanges
- Returns and exchanges are accepted within 30 days of delivery. Items must be unworn, unwashed, and returned in their original sealed packaging.
- Customers are responsible for return shipping unless the item received is defective or incorrect.
