Castelli Nano Flex Pro Race Bib Shorts The Castelli Nano Flex Pro Race Bib Shorts are designed for riders who want the comfort of bib shorts with additional protection from cool temperatures and unpredictable weather. Constructed using Nano Flex 3G fabric, these shorts deliver an exceptional combination of warmth, stretch and water repellency. The luxuriously soft brushed interior provides insulation for cooler rides while still maintaining the flexibility and performance needed for racing and fast training. The knee-length design provides additional warmth without the need for leg grippers, making these shorts a versatile option for spring, autumn and mild winter conditions. Original retail value: $300 AUD Key Features Nano Flex 3G fabric delivering warmth, stretch and water repellency Soft brushed interior providing insulation in cooler conditions Knee-length design offering additional warmth without leg grippers Reduced seams improving comfort and helping prevent water ingress Highly breathable mesh bib straps preventing overheating Progetto X2 Air seamless seat pad designed for long-distance comfort Performance race fit suitable for both training and racing The Nano Flex Pro Race Bib Shorts are incredibly versatile, performing equally well in dry, cold and damp conditions. They are an ideal choice for riders who want the freedom of bib shorts while maintaining extra protection when the temperature drops. From the World Tour to your door.