A running essential. Push yourself to the limit from the first mile to the last with these women's Ultra Boost trainers from adidas. Built with a breathable Primeknit upper that has been engineered to naturally expand with your foot for a more comfortable fit, while the Stretchweb rubber outsole is lightweight and elastic, adapting to the ground you're running on for supreme stability. Designed for swift, fast running, the plush Boost energy keep every step charged with an endless supply of light, fast energy - to get you running hard. A Torsion System improves midfoot integrity, while the Fitframe 3D-moulded TPU increases stability around the heel. Complete with adidas branding to the tongue.