Assos UMA GTV Bib Shorts S11

The Assos UMA GTV Bib Shorts S11 represent the absolute pinnacle of women’s endurance cycling comfort. Built on ASSOS’s most advanced S11 platform, these bibs are engineered for long-distance riders who demand uncompromising support, breathability, and freedom of movement—hour after hour in the saddle.

From innovative magnetic bib closures to a refined ultra-distance chamois, every detail is designed to eliminate pressure, reduce friction, and keep you focused on the ride.

Key Features & Technology

Ultra-Distance S11 Insert

A dual-layer chamois system (9mm + 4mm) delivers targeted cushioning under the sit bones while maintaining breathability and low bulk. Advanced ventilation channels promote airflow to keep you cool and dry on long rides.

bisiClick Magnetic Bib System

Quick-release magnetic closures allow for fast, hassle-free nature breaks—no need to remove layers. Secure under tension, yet intuitive to open and close.

OSSIDIA Compression Fabric

Silky-smooth, warp-knit textile provides muscle-supporting compression without restriction. Designed to reduce fatigue while maintaining a luxurious next-to-skin feel.

rollBar Stabilization

Adapted from ASSOS racing systems, this internal structure keeps the insert locked in place during climbs, sprints, and long seated efforts.

INject Leg Grippers

Raw-cut leg openings with integrated silicone eliminate bulky seams and reduce friction while maintaining a secure, stay-put fit.

zeroPressure Waist

A soft, elastic waist construction removes pressure across the abdomen—perfect for aggressive riding positions and all-day comfort.

Fit & Intended Use

• Fit: RegularFit (endurance-focused, less compressive than race fits)
• Best For: Long-distance road rides, gran fondos, endurance training
• Temperature Range: Warm weather / summer riding (+21°C / 70°F+)
• Ride Feel: Plush support with balanced compression and maximum comfort

Why Riders Love It

• Designed specifically for long hours in the saddle
• Eliminates common pressure points and friction zones
• Premium materials feel luxurious yet performance-driven
• Practical innovations (like magnetic bibs) actually improve real-world riding

The Bottom Line

If you’re looking for the most comfortable women’s bib shorts in the ASSOS lineup, the UMA GTV S11 sits at the very top. It’s purpose-built for endurance cyclists who prioritize comfort, stability, and refined performance over pure race-day minimalism.