Specifications
Specifications
Highlights:
Walking
Daily Training
Support Level:
Neutral
Support
Maximum
Cushioning Level:
Minimum
Medium
Maximum
Cushioning Feel:
Responsive
Balanced
Plush
Grip Level:
Minimum
Medium
Maximum
Weight:
250g
Drop:
6mm
Overview
Overview
Experience the unique blend of comfort, responsiveness, and performance with the Women's Karhu Fusion 4.0.
The AeroFoam midsole, now nitrogen-infused, provides the right balance of cushion and responsiveness. The midsole has an increased rebound, with the addition of a deflection channel that helps to absorb impact. The IdealKnit upper has been updated for a more breathability and comfort.
A shoe designed by women for women, the women's Fusion 4.0 encompasses HeraFit, a personalised women's construction of the circumference volume adjustment at the instep and forefoot.
Key Features
- Shortened Fulcrum + Propulsion unit for an efficient stride.
- HeraFit: Adjustment to the circumference volume at the instep and forefoot for more personal women's fit.
- Nitrogen-infused AeroFoam: Increased rebound & responsiveness.
Step into the ultimate all-in-one shoe for a unique blend of comfort, responsiveness, and performance.
Delivery & Returns
Delivery & Returns
UK DELIVERY OPTIONS (allow 3-5 working days)
- FREE UK Mainland* delivery for orders over £100
- £4.99 UK Mainland* delivery for orders under £100
We have teamed up with Royal Mail to ship your goods as quickly and efficiently as possible.
We aim to have your order ready for dispatch within 48 hours of receipt. If an order is placed after 1PM Friday please allow 48 hours from the following Monday, however it may not always be possible to meet these timings, especially at very busy times. In this case we will endeavour to contact you and update you on the status of your order as soon as possible.
Products available for pre order will be clearly marked online and cannot be dispatched before the date relating to that product specified. For more information regarding delivery & returns please click here
Size Guide
Size Guide
Reviews
Reviews
Price Match
Price Match
What is our Price Match?
Our Price Match is simple. At Up & Running, we want to be sure that our customers are getting the best deal on the market. This is why we offer our Price Match across some of our products, instore and online.
If you can find the exact same product cheaper in stock elsewhere, we will refund the difference.
Products must be over £50. Price Match does not apply to electronics.
For full information on Price Match, please click here.

Karhu Women's Fusion 4.0 Running Shoes in Tempest/Pistachio Shell AW24
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Specifications
Specifications
Highlights:
Walking
Daily Training
Support Level:
Neutral
Support
Maximum
Cushioning Level:
Minimum
Medium
Maximum
Cushioning Feel:
Responsive
Balanced
Plush
Grip Level:
Minimum
Medium
Maximum
Weight:
250g
Drop:
6mm
Overview
Overview
Experience the unique blend of comfort, responsiveness, and performance with the Women's Karhu Fusion 4.0.
The AeroFoam midsole, now nitrogen-infused, provides the right balance of cushion and responsiveness. The midsole has an increased rebound, with the addition of a deflection channel that helps to absorb impact. The IdealKnit upper has been updated for a more breathability and comfort.
A shoe designed by women for women, the women's Fusion 4.0 encompasses HeraFit, a personalised women's construction of the circumference volume adjustment at the instep and forefoot.
Key Features
- Shortened Fulcrum + Propulsion unit for an efficient stride.
- HeraFit: Adjustment to the circumference volume at the instep and forefoot for more personal women's fit.
- Nitrogen-infused AeroFoam: Increased rebound & responsiveness.
Step into the ultimate all-in-one shoe for a unique blend of comfort, responsiveness, and performance.
Delivery & Returns
Delivery & Returns
UK DELIVERY OPTIONS (allow 3-5 working days)
- FREE UK Mainland* delivery for orders over £100
- £4.99 UK Mainland* delivery for orders under £100
We have teamed up with Royal Mail to ship your goods as quickly and efficiently as possible.
We aim to have your order ready for dispatch within 48 hours of receipt. If an order is placed after 1PM Friday please allow 48 hours from the following Monday, however it may not always be possible to meet these timings, especially at very busy times. In this case we will endeavour to contact you and update you on the status of your order as soon as possible.
Products available for pre order will be clearly marked online and cannot be dispatched before the date relating to that product specified. For more information regarding delivery & returns please click here
Size Guide
Size Guide
Reviews
Reviews
Price Match
Price Match
What is our Price Match?
Our Price Match is simple. At Up & Running, we want to be sure that our customers are getting the best deal on the market. This is why we offer our Price Match across some of our products, instore and online.
If you can find the exact same product cheaper in stock elsewhere, we will refund the difference.
Products must be over £50. Price Match does not apply to electronics.
For full information on Price Match, please click here.
