Ultra-light waterproof jacket designed for runners wanting to race as light & fast as possible. Weighing only 100g, the RACESHELL waterproof running jacket is the perfect mandatory race-day kit. Delivering uncompromising waterproof protection, it features fully taped seams & rolls up super-small for lightweight carrying when not in use. The highly breathable, waterproof fabric boasts a breathability rating of 15, 000 B-1, meaning heat can easily escape, keeping you cool & comfortable during high intensity exercise. The fabric is semi-transparent, allowing your race number to be seen at all times. Boasting a waterproof rating of 15, 000 HH (Hydrostatic Head), the RACESHELL jacket delivers uncompromising waterproof protection, & is built to withstand over 15, 000mm of rain in a 24-hour period.