The ASICS Core Windrunner in Steel Grey — a lightweight running jacket built to keep you comfortable when training in unpredictable conditions. Breathable fabric with practical protection, ideal for outdoor runs, training sessions, or everyday active wear.

• Lightweight woven fabric — breathable comfort without excess weight slowing you down
• Full-zip fastening — adjustable ventilation and coverage on the move
• Elasticated cuffs and hem — locks in a secure, comfortable fit through every session
• Reflective ASICS branding — improved visibility for early morning and evening runs

Sizing: True to size.

Standard Delivery: £3.99, free over £100
Royal Mail Tracked 48. Usually with you in 2–4 working days.

Premium Delivery: £4.99
Royal Mail Tracked 24. Order by 2pm Monday to Friday for priority dispatch, next working day delivery.

We dispatch Monday to Friday, and you’ll get a tracking link as soon as your order’s on its way.

Wrong size? Exchange it free. We'll send you a prepaid label and get the right size out as soon as it's back with us.

Changed your mind? Return it within 14 days of delivery. We still send a prepaid label, and £3.99 is deducted from your refund to cover postage.

Items need to be unworn, with tags on. Start through our Returns Portal and we'll get it sorted for you.