Free Delivery From £300 Free returns No customs fees
Sport
Click to zoom
Men | Active Accessories | On | Ultra Vest Pro 10L Black
Click to zoom
Men | Active Accessories | On | Ultra Vest Pro 10L Black
Click to zoom
Men | Active Accessories | On | Ultra Vest Pro 10L Black
Click to zoom
Men | Active Accessories | On | Ultra Vest Pro 10L Black
Click to zoom
Men | Active Accessories | On | Ultra Vest Pro 10L Black

Ultra Vest Pro 10L Black

£180
In stock, delivery time 1-3 days
M L

Why should I shop at Care of Carl?

Free delivery From £300
Free returns
No customs fees
Over 750 000 customers worldwide since 2010

Pay securely with

Fast delivery with

Product details
Running vest from On. The Ultra Vest Pro 10 L from On is a technical running vest with a 10-litre pack volume and a low weight of only 300 grams, developed for long runs. The vest comes with two 500 ml Hydrapak® flasks and is equipped with a safety whistle and an innovative closure system that provides a stable fit without twisting.
  • Product details
      • Made from recycled polyester, recycled polyamide and elastane.
      • Side pockets.
      • One front pocket with a zip.
      • One rear pocket with a zip.
      • Removable waterproof stuff sack with taped seams and water-repellent zip at the back.
      • Two 500 ml Hydrapak® flasks are included.
      • Equipped with safety whistle.
      • Pack volume: 10 litres.
      • Weight: 300 g.
      Material:
      Material 1: 100% recycled polyester
      Material 2: 85% recycled polyamide, 15% elastane.
      Product code
      31247511
  • Care & material
    • About On
        Founded in the Swiss Alps, On carries a passion for movement and a desire to change the way we experience running. For On, running is about more than just physical activity - it is a source of inspiration and where action meets awareness.

        At the On Lab in Zurich, each product is developed with the utmost precision and care. No detail is left to chance. Through technologies such as the CloudTec®-system and innovative material choices, the design is constantly refined and challenged. The goal is to create shoes that not only improve the running experience today, but also reflect a vision of a more sustainable tomorrow.
    • Delivery & returns

        We want every purchase from Care of Carl to be smooth, straightforward, and secure.

        • Free shipping on orders over:
          EU - €89
          UK - £300
          World wide - €300
        • Fast delivery – usually within 1–6 working days depending on destination
        • Tracked delivery with DHL or DPD
        • Free returns – with a pre-paid return label included in your parcel
        • 14-day return window, so you can try your items on at home with peace of mind

        Returns are quick and easy through our return portal or with help from our dedicated customer service team.

    • Manufacturer information
        Name:
        On AG
        Address:
        Förrlibuckstrasse 190, 8005 Zürich, Switzerland
        Contact:
        https://www.on.com/en-se/contact-us
        Product code:
        31247511r
        EAN/GTIN:
        7615537321431
        7615537321424
        Manufacturer's article number
        2UF30130553
        Country of origin:
        Vietnam

        Above, we have gathered answers to some common questions that might be helpful. If you have a specific question about product safety, we recommend contacting the manufacturer directly.

    4.60/5 2605 Reviews

    .

    David I

    2026-06-04

    Buyer

    2026-05-26

    Basic to contact and get back to you straight away

    David W

    2026-05-29

    Buyer

    2026-05-20

    Great product, sizing is spot on, quick delivery and no customs issues

    Craig M

    2026-05-14

    Buyer

    2026-05-05

    10/10

    Milena W

    2026-05-09

    Buyer

    2026-04-30

    Super unusually quick.

    Kassam A

    2026-05-07

    Buyer

    2026-04-28

    First time buying from C of C, slick ordering process and delivery was a day earlier …..only place I could find what I wanted in stock as well.

    Gordon S

    2026-04-28

    Buyer

    2026-04-19

    Quick delivery. Easy checkout.

    Eamon O

    2026-04-24

    Buyer

    2026-04-15

    Great price, Great product. Very quick delivery. Well packaged.

    Tom G

    2026-04-24

    Buyer

    2026-04-15

    5 star

    Zell Yanyan P

    2026-04-24

    Buyer

    2026-04-15

    Really straightforward. Good price on the common projects and very quick delivery to UK

    Giuseppe P

    2026-04-23

    Buyer

    2026-04-14

    Very quick posting well packaged and easy returns

    Glenn M

    2026-04-23

    Buyer

    2026-04-14

    Great products, great price, great service

    Alan H

    2026-04-22

    Buyer

    2026-04-13

    Well packaged and I appreciated them already including the papers in case I wanted to return, but I didn’t!

    Adam F

    2026-04-22

    Buyer

    2026-04-13

    Genuinely one of the best online shopping experiences I’ve had. Everything just works — from a smooth, intuitive website to fast, spot-on delivery that arrives exactly when they say it will. No fuss, no delays, just consistently excellent service. Hard to fault — a clear five stars. ⭐⭐⭐⭐⭐

    Luke T

    2026-04-22

    Buyer

    2026-04-13

    Fast delivery, well packaged and, because this time the product wasn’t for me, a superbly efficient returns service with great communication. Care of Carl is a very high quality, trustworthy business, in my view.

    Chris H

    2026-04-19

    Buyer

    2026-04-09

    smooth experience

    Dagmawe J

    2026-04-17

    Buyer

    2026-04-08

    Order from the UK. Arrived promptly, high quality product. Would recommend.

    Daniel T

    2026-04-08

    Buyer

    2026-03-30

    quick, easy, reliable, amazingly and safely packaged

    Petra V

    2026-04-04

    Buyer

    2026-03-26

    Very fast shipping and great customer service. 7 thumbs up 👍

    Adam A

    2026-04-04

    Buyer

    2026-03-26

    Very efficient. Ordered from the UK. Arrived a few days later. Everything Perfect.

    Simon P

    2026-04-02

    Buyer

    2026-03-24

    Had to return the item (due to sizing) but the entire experience was frictionless.

    Ioannis K

    2026-04-01

    Buyer

    2026-03-16

    Perfect!

    Ieva G

    2026-03-26

    Buyer

    2026-03-17

    Very efficient &amp trustworthy service and along with a fantastic range of products.

    Colum P

    2026-03-26

    Buyer

    2026-03-16

    Amazing service came with shoe horns and shipped fast

    Barnaby P

    2026-03-26

    Buyer

    2026-03-17

    1st rate!

    Oleg K

    2026-02-28

    Buyer

    2026-02-19

    Everything is ok.

    Valdas V

    2026-02-27

    Buyer

    2026-02-18

    Easy process from start to finish!

    Simon D

    2026-02-27

    Buyer

    2026-02-18

    Quick service &amp packed well

    Christopher M

    2026-02-22

    Buyer

    2026-02-13

    Undeniable Luxury and quality pullover as expected from Stone Island. Once you try it on you Don’t go back and keeping buying Stone Island! 😊👍

    Adam A

    2026-02-21

    Buyer

    2026-02-12

    Great product, price and delivery. 10/10 recommended

    Marcus M

    2026-02-18

    Buyer

    2026-02-09