Ronhill Tech Thermal Halfzip Long Sleeve Women's Running Top - Spa Green Marl Watches and Activity Trackers Since boost™ technology was introduced

Since boost™ technology was introduced in 2013 it's been fitted into all existing styles of adidas shoes

Extra padding is also provided at the heel

The back is made from a breathable mesh to improve the level of ventilation in one of the sweatiest areas

The OOfos Original Flip is designed to soothe your feet and help to reinvigorate them after a run

Flat-lock seams mean little or no irritation against the skin when running longer distances and it has reflective graphics that also provide an added safety in low light conditions

Ronhill Tech Thermal Halfzip Long Sleeve Women's Running Top - Spa Green Marl Watches and Activity Trackers Since boost™ technology was introducedThe Ronhill Tech Thermal Halfzip Long Sleeve Women's Running Top is an essential item for your running wardrobe. Designed for total comfort and breathability, it is made from lightweight, breathable fabric with wicking treatment that helps to keep your skin dry by drawing sweat away. Flat lock seams mean little or no irritation againest the skin when running long distances. Bright enough to wear by itself when the weather still mild but not as light