The Fly Racing Youth Rayce MTB Pants are designed specifically for young BMX and mountain bike riders who need lightweight mobility, durability, and ventilation. Durable Stretch Technology construction allows the pants to move naturally with the rider, while reinforced high-wear areas and adjustable waist features provide a secure, performance-focused fit.

• Designed specifically for BMX and mountain bike riding
• Lightweight DST (Durable Stretch Technology) material promotes unrestricted movement
• Four-way HEX-Stretch fabric combines flexibility with heavy-duty durability
• Breathable material with laser-cut ventilation helps keep riders cool
• Two large zippered upper-thigh pockets provide convenient storage
• Internal waistband pocket for small essentials
• Reinforced knee panels improve durability
• 600D rear panel adds protection in a high-wear area
• Comfort mesh liner enhances breathability
• Ratcheting Fly closure allows secure adjustment
• Dual adjustable waist belts provide a customized fit
• Ergonomically pre-shaped knees accommodate most guards
• Tapered lower leg creates a streamlined riding fit

Fly Racing Youth MTB Pants Size Chart

How to Measure: Measure around the natural waistline near the top of the hip bones, keeping the tape level with the ground. Measure inseam from the highest point of the crotch down the inside of the leg to the ankle.

The interactive size finder uses waist measurement as the primary sizing input and applies the selected Tight, Comfortable, or Room to Grow preference. Use the inseam measurement in the chart above to confirm overall fit.