Karhu WOMEN'S SYNCHRON 1.5 AQUIFER / SILVER 

$96.00$160.00

F200344

Cushion

Guidance

Propulsion

Drop 8 mm

Weight 10.6 oz

Weight 301 g

Colour

Select size

The KARHU Synchron fits true to size.

Please select a size


The women's Karhu Synchron 1.5 is a premium cushion daily trainer for neutral or mid to late-stage overpronators runners. The Synchron gives you a soft and stable ride with a smooth, supportive transition.

The Karhu Synchron 1.5 utilizes advanced midsole materials to offer the softest running experience in the Karhu collection. The redesigned internal Fulcrum unit is more flexible than before, accentuating the cushion and improving the transition. The adjusted upper moves easily with the foot and accommodate a broader range of foot shapes. Newly added is the open-cell foam insole for a plush feel.

Details Karhu Synchron 1.5:
-Anatomical lacing system for micro-adjustments
-Full-length Fulcrum for a stable ride
-Cushioned AeroFoam Nova midsole
-Ideal Knit mesh construction for breathability and support
-Seamlessly engineered upper
-Open-cell foam insole for a plush feel


The women's Karhu Synchron 1.5 is a premium cushion daily trainer for neutral or mid to late-stage overpronators runners. The Synchron gives you a soft and stable ride with a smooth, supportive transition.

The Karhu Synchron 1.5 utilizes advanced midsole materials to offer the softest running experience in the Karhu collection. The redesigned internal Fulcrum unit is more flexible than before which accentuates the cushion and improves the transition. The adjusted upper moves easily with the foot and accommodate a broader range of foot shapes. Newly added is the open-cell foam insole for a plush feel.

Technologies Karhu Synchron 1.5:
-Anatomical lacing system
-Full-length Fulcrum
-IdealKnit
-Ortix Fit
-AeroFoam Nova
-M-Lock
-Open-cell foam insole

Weight US8: 300g / 10.5 oz
Heel-to-toe drop: 8mm


Your order is prepared for shipment on business days the next morning after you placed your order. Typically, the warehouse is able to manage and send out your order the same day, or the next morning after they start processing it!
Delivery & Returns

 

Delivery

We ship orders with in the USA, Mexico, Canada, Australia and New Zealand only. All web orders are shipped from Fife, WA. If you would like to obtain a proof of delivery email us separately, any lost packages or items must be claimed through/with the carrier selected for the shipment.

Please note that during national holidays in the USA we aren't shipping.

Please note that Karhu can't deliver to PO Boxes.

We allow 48 hours for order processing after order placement. This is rare but can occur during peak shipping seasons. All tracking information is emailed 24 hours after the order is shipped.

 

 Country Transit time Carrier Duties & Taxes
USA*/**

 3 to 7 working days

Express shipping in the check-out available.

UPS Paid by Karhu
MX *** 7-21 working days USPS Paid by Receiver
CA *** 7-21 working days USPS Paid by Receiver
NZ *** 7-21 working days USPS Paid by Receiver
AU *** 7-21 working days USPS Paid by Receiver

 

* For shipping to Alaska, Puerto Rico, Hawaii, AFA, AFE and AFP there is a different shipping of $14.95. 

** Orders valued more the $100.- will ship Economy Free of charge. Otherwise there will be a shipping fee of $7.95.

*** Orders shipped outside of the United States are charged a shipping fee of $29.95.

 

 Returns

If you choose to return your product from within the USA for a refund, we will provide a prepaid return-shipping label and a refund for the amount you paid for your purchase, minus a $5.00 restocking fee per item returned. 

If you choose to return your product from outside of the USA for a refund, you will have to return the product at your own expense. We will issue a refund for your purchase, minus a $5.00 restocking fee per item returned.

Only product purchased directly www.karhu.com can be returned to our return processing center. Any unauthorized return of Karhu product will not be accepted or processed at our processing center. The sender of unauthorized returns will be responsible for all return shipment costs.

Return shipment may be sent to:

Regal Logistics
6500-26th Street East
Fife, WA 98424 United States of America

Accompanied by this return form: download here

Important: Product must be clean and the box in proper condition to be accepted.

Under garments such as briefs, boxers, undershorts, underpants may not be returned for size exchange or refunds due to hygienic reasons we can not restock these items.

All sneakers must be in the condition you received them and in the original box.
Warranty related product returns must be shipped to the same address as listed above. All products returned for warranty related reasons will be inspected upon the return of the product.

Please allow 2-3 weeks for processing.

For shipments outside the US or special regions Karhu won't provide a return label. We do except your return taking into account the conditions mentioned above. Please note that you ship your return Duties and Taxes paid. 

The KARHU Synchron fits true to size.

Size Guide Running Women

STEP 1

Place a piece of paper on the floor with one end against the wall. Put your foot on the piece of paper with your heel against the wall.

STEP 2

Take a pencil and mark the end of your longest toe on the paper. Repeat for your other foot.

STEP 3

Measure in cm from the wall (heel) to the longest point (toe). Take the larger measurements. Than take what you measured + 0.5 CM and compare it with our shoe sizes in the size chart.

 
 
Foot & Shoe Size (mm) US Women's Size UK Size EU Size
Foot: 216 mm Shoe: 225 mm 5 3 35.5
Foot: 221 mm Shoe: 230 mm 5.5 3.5 36
Foot: 225 mm Shoe: 234 mm 6 37
Foot: 229 mm Shoe: 238 mm 6.5 4.5 37.5
Foot: 233 mm Shoe: 243 mm 7 5 38
Foot: 237 mm Shoe: 246 mm 7.5 5.5 39
Foot: 241 mm Shoe: 251 mm 39.5
Foot: 245 mm Shoe: 255 mm 8.5  6.5  40 
Foot: 249 mm Shoe: 259 mm 40.5 
Foot: 253 mm Shoe: 263 mm 9.5  7.5  41.5 
Foot: 258 mm Shoe: 268 mm 10  42 
Foot: 263 mm Shoe: 272 mm 10.5  8.5  42.5 
Foot: 267 mm Shoe: 276 mm 11  43.5

Note: The "Foot" size represents the actual measurement of your foot. The "Shoe" size represents the internal length of the shoe, which is typically slightly larger than the foot size to ensure a comfortable fit.

TECHNOLOGY

The KARHU Fulcrum technology is designed to keep all forces going forward, reducing braking forces and using your body's natural energy to create a smoother ride. It's what we call the Rolling Effect. Fulcrum Technology provides: Balanced Cushioning, Increased Support, More Energy. The Synchron features a full length stingray fulcrum.

Karhu US
Karhu US

OrtixFit shapes your mid sole and upper volumes using data directly collected from over 4 Million runner's feet. What started in 2018 with the launch of the Karhu Ikoni the 1st model shaped by ORTIX, we now offer all our footwear models with our ORTIX Fit, based on actual scanning data in regular, HiVo (more volume) and Hera (women specific) Fit volumes. Karhu collaborates with Volumental(TM) and Fleet Feet(TM) create personalized fit experiences.

Karhu US
Karhu US

Our proprietary midsole foam: lighter, more resistant to temperature changes and better cushioning than EVA.

Karhu US
Karhu US

Seamlessly knitted upper patterns placed on the Ortix lasts with zones for support, stretch, and breathability.

Karhu US
Karhu US

The M-lock side panels help secure the shoe around the foot while an inner booty construction remains straight.

Karhu US
Karhu US

FUSION

KARHU Fusion 4.0 Fall/Winter 2024

Guidance

Cushion

Propulsion

IKONI

KARHU Ikoni 3.0

Guidance

Cushion

Propulsion

MESTARI RUN

KARHU Mestari Run 1.0 fall/winter 2024

Guidance

Cushion

Propulsion

Customer Reviews

Based on 96 reviews
82%
(79)
10%
(10)
5%
(5)
2%
(2)
0%
(0)
r
robert trott
How would you describe the fit?:
Too small
Too big
Size purchased: 11.5
Usual size worn: 11.5
Great support

Great fit. & exceptional support. Have flat feet with a painful RT arch. I use a good insert on both sneakers. Pain has gone completely

T
Tom OShea
How would you describe the fit?:
Too small
Too big
Size purchased: 12.5
Usual size worn: 12
Love these shoes

Shoes are awesome. I have been running in them for the past 3 years just get a new pair every ~300 miles

J
Jose Ramirez
How would you describe the fit?:
Too small
Too big
Size purchased: 11.5
Usual size worn: 11
AA++

Excelent

M
Mark Hobt
Perfect fitting shoes for wide feet

I have wide feet and these shoes fit me perfect.

r
ross wilkinson

I sent the shoes back for a refund, as unfortunately just don’t fit my foot shape.

WOMEN'S SYNCHRON 1.5 - AQUIFER / SILVER

Size: