Vintage 2000 Microsoft Extreme Corporate Challenge tech cycling jersey. Authentic Australian regional event piece manufactured in Sydney by Hot Designs. Features multi-sponsor prints including Vodafone and New Balance Lifestyle Solutions. 

Tagged as an Australian Size 12 but fits like a modern Men's Small based on the flat dimensions. 

Excellent condition with fully functional front zipper and intact elastic at the cuffs and hem.

Flat Measurements:

Pit-to-pit: 19 inches

Length: 24.5 inches