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 4.8 (74 Verified Reviews)

πŸ”₯ Heats your seat and back in one piece

⏱️ 1H/2H/4H timer

πŸͺ‘ Fits most office and home chairs

Β£2.99
Β£2.99
SAVE Sold out
 
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Β£2.99
Β£2.99
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  • Got this for my mum because she's always cold. She keeps it on her favourite chair and says its really comfy.

    Julia L.

  • My chair always felt cold in the morning. This makes it feel warmer, and i like how soft it is. 

    Mark L.

  • As described, thank you.

    Aime S.

    Specifications

    Cosio Seat Classic

    Size: 45 Γ— 90 cm

    β€’ Full backrest and seat heating coverage

    β€’ Adjustable thermostat control

    β€’ Switches off after 1, 2 or 4 hours

    β€’ USB powered: plugs into your laptop, a USB wall adapter or a power bank

    β€’ Lightweight and portable

    β€’ Approx. 0.8 kg

    Designed to fit most office chairs, desk chairs and home seating.

    Shipping

    Processing: Orders are packed and dispatched within 1–3 business days.

    Delivery: Once dispatched, delivery can take up to 8–10 business days, so please allow 10–15 business days from ordering.

    Cost: Free worldwide delivery.

    Tracking: Every order gets a tracking number by email as soon as it ships.

    Delays: Busy periods like Christmas can occasionally add a few extra days. If your order hasn't arrived within 15 business days, email us at tonycummins904@gmail.com and we'll sort it out.

    Warranty

    Every Cosio Seat is backed by our 30-Day Comfort Guarantee.

    If you're not completely satisfied, simply contact our support team within 30 days of delivery and we'll make it right.

    For extra peace of mind, extended warranty protection is available at checkout.

    View full details

    Why your back will thank you

    Office heating never reaches your chair. The Cosio seat does.

    Seat + back heating

    Warmth across your seat and the full backrest, not just one spot.

    Thermostat control

    Keeps a steady, comfortable temperature the whole time you sit.

    Switches itself off

    Automatic power-off, so you never leave it running overnight.

    Fits most chairs

    Office chairs, desk chairs, dinning chairs and sofas.

     
     

    Questions? We've got answers

    How fast does it warm up?

    The Cosio Seat begins warming almost immediately after being switched on and reaches a comfortable temperature within minutes.

    Once warm, the built-in temperature control system helps maintain consistent comfort throughout the day.

    Is it safe to use for long periods?

    Yes. The Cosio Seat is designed with built-in temperature regulation to help prevent overheating and provide comfortable, controlled warmth.

    For safety, always follow the instructions provided with your product and avoid use while sleeping.

    How many heat settings are there?

    The Cosio Seat uses an adjustable thermostat control to help you find your ideal level of comfort.

    How is it powered?

    The Cosio Seat is USB powered: plugs into your laptop, a USB wall adapter or a power bank

    Will it work in my country?

    Yes. It’s USB powered, so it works anywhere with a USB port or adapter.

    What size is it and will it fit my chair?

    The Cosio Seat measures 45 Γ— 90 cm.

    Designed to cover your seat and backrest and fit most office chairs, desk chairs, dining chairs and armchairs.

    How do I clean my Cosio Seat?

    Before cleaning, unplug your Cosio Seat and allow it to cool completely.

    Gently wipe the surface with a damp cloth and mild soap if needed. Do not machine wash, soak or fully submerge the heating pad. Allow it to dry completely before using it again.

    Can I take it with me?

    Yes. The Cosio Seat is lightweight, flexible and easy to carry between home and work.

    Many customers use it in their home office during the week and then take it into the office when they're working onsite.

     
     

    Set up and Enjoy πŸ”₯

      Testimonials

      • β€œPerfect for working from home”

        I bought this for my home office and honestly use it every day. My chair feels much more comfortable and I no longer dread cold mornings. It's one of those simple purchases that makes a bigger difference than you expect.

        Rachel H.

      • β€œNo more wearing a blanket at my desk”

        I've always been the person wearing extra layers while everyone else seems comfortable. The Cosio Seat has made such a difference during workdays. It warms up quickly and keeps me cosy without needing to turn the heating up.

        Sarah T.

      • β€œSuch a thoughtful gift”

        Bought the Duo Pack for myself and my mum because we're both always cold. We absolutely love them. They're comfortable, easy to use and make sitting down to work or relax feel so much cosier.

        Lauren P.