Heated Base Layer Top Instruction Manual

Thank you for choosing ToastyBody. This guide will help you get the most out of your Heated Base Layer Top, from setup and charging, to adjusting heat levels, caring for your product and troubleshooting.

Table Of Contents

Welcome To Your Heated Base Layer Top

Thank you for purchasing your Heated Base Layer Top. We’re committed to keeping you warm, comfortable, and confident in every environment.

Before using your new product, please take a few minutes to read this quick start guide. It contains important safety notes, setup instructions, and care tips to help you get the best experience.

Safety Warning

Safety First

Please read these safety notes before using your ToastyBody heated garment.

  • Always remove the battery before washing your garment.
  • Do not sleep in your heated clothing unattended.
  • Keep away from water and flammable materials.
  • Do not use if damaged or malfunctioning.
  • Only use official ToastyBody power banks and chargers.
  • Not recommended for children, infants, or pets.

What’s In The Box

Here’s everything you’ll find when unboxing your ToastyBody Heated Base Layer Top.

  • Garment Icon 1 × ToastyBody Heated Base Layer Top
  • Guide Icon 1 × Quick Start Guide (digital via QR code)

NOTE: If you ordered one of our ToastyBody Power Banks, it will arrive after your heated clothing. Please do not panic if you’ve received your heated garment without a power bank.

Product Overview

Your ToastyBody Heated Base Layer Top is powered by ThermoSphere™ technology, delivering all-over warmth with 16 integrated heating zones across your chest, back, and elbows.

Heated Base Layer Top Heating Zones
  • 16 heating zones — distributed across chest, back, and elbows for balanced upper body warmth.
  • One-touch chest button with 3 adjustable heat levels: Low (25°C / 77°F), Medium (35°C / 95°F), High (45°C / 113°F).
  • All-day runtime — up to 10 hours with a 10,000mAh power bank.
  • Second-skin fit designed for layering under outerwear without bulk.
  • Moisture-wicking polyester blend keeps you dry and comfortable during activity.
  • Discreet battery pocket positioned for comfort and accessibility.

Charging The Battery

Your ToastyBody Heated Base Layer Top requires a USB power bank to operate. Please follow the guidance below depending on whether you purchased a ToastyBody Power Bank or are using your own.

If You Purchased a ToastyBody Power Bank

  1. Connect the USB-C charging cable to the power bank.
  2. Plug the other end into a wall adapter, laptop, or USB port.
  3. The LED indicators will show charging progress.
  4. Charging is complete when all LEDs remain solid.

Note: If you ordered one of our ToastyBody Power Banks, it will be shipped separately and arrive after your heated clothing. Please do not panic if you’ve not received it yet.

If You’re Using Your Own Power Bank

  • Output: must be 5V/2.4A minimum.
  • Capacity: 5,000mAh or higher recommended for several hours of use.
  • Connection: USB-A or USB-C (via included garment cable).
  • Performance may vary depending on brand and capacity.
  • For safety, only use CE/FCC-certified power banks.

For best performance and safety, we recommend official ToastyBody power banks.

Powering On & Heat Settings

Follow these steps to switch on your ToastyBody Heated Base Layer Top and adjust the temperature.

  1. Connect your charged power bank to the cable inside the pocket.
  2. Press and hold the waist power button for 3 seconds to switch on.
  3. Tap the button once to cycle through the heat levels (Low, Medium, High).
  4. Press and hold for 3 seconds to power off.
Low
25°C / 77°F Up to 10 hrs*
Medium
35°C / 95°F Up to 8 hrs*
High
45°C / 113°F Up to 6 hrs*
Heat Level LED Colour Temperature (°C/°F) Approx. Runtime*
Low Blue 25°C / 77°F Up to 10 hrs
Medium White 35°C / 95°F Up to 8 hrs
High Red 45°C / 113°F Up to 6 hrs

*Runtime based on a 10,000mAh ToastyBody Power Bank. Performance may vary with other models.

Care & Maintenance

With proper care, your ToastyBody Heated Base Layer Top will deliver reliable warmth season after season.

Washing Instructions

  • Always remove the power bank and disconnect all cables before washing.
  • Machine wash at 30°C (cold) on a gentle cycle.
  • Use mild detergent. Do not bleach.
  • Air dry only.
  • Do not iron or dry clean.

Storage Instructions

  • Ensure garment and battery are completely dry before storing.
  • Store garment in a cool, dry place away from direct sunlight.
  • Disconnect and store the power bank separately.
  • For seasonal storage, charge the power bank to ~50% and top up every 3 months.

Note: Failure to follow care instructions may damage the heating system and void warranty coverage.

Troubleshooting

Having issues with your ToastyBody Heated Base Layer Top? Tap a problem below to expand. Each item shows the cause and the matching solution.

Base Layer Not Heating Check power, connections, or heating panels
  1. Cause: Base layer not switched on
    Solution: Press and hold the power button for 3 seconds.
  2. Cause: Power bank not switched on
    Solution: Press the power bank button to activate output.
  3. Cause: Battery not connected properly
    Solution: Ensure cable is firmly plugged into garment pocket and battery.
  4. Cause: Battery empty/dead
    Solution: Fully recharge before use.
  5. Cause: Cable loose/damaged
    Solution: Try another cable if available.
  6. Cause: Faulty heating panel
    Solution: Contact support for replacement.
Power Button Not Lighting Often fixed by a full 3-second press
  1. Cause: Button not held long enough
    Solution: Press and hold for 3 full seconds.
  2. Cause: Battery flat
    Solution: Recharge battery fully.
  3. Cause: Connection issue
    Solution: Reconnect cable, check port for debris.
  4. Cause: Faulty power button
    Solution: Contact support if still not working.
Uneven or Weak Heating Fit, contact with skin, or battery level
  1. Cause: Base layer not worn against skin
    Solution: Wear directly against the skin or over a thin undershirt for best contact.
  2. Cause: Garment folded/creased
    Solution: Smooth out folds to avoid blocked heat flow.
  3. Cause: Battery low
    Solution: Recharge battery fully.
  4. Cause: Outer layers too thick
    Solution: Use medium/high heat when layering with heavy coats.
  5. Cause: Extreme cold conditions
    Solution: Keep the battery warm in an inner pocket.
Battery Not Charging Usually cable, adapter, or port cleanliness
  1. Cause: Faulty/incompatible charging cable
    Solution: Try another USB cable or adapter.
  2. Cause: Dust/debris in port
    Solution: Clean port carefully before charging.
  3. Cause: Battery end-of-life
    Solution: Contact support for replacement battery.
Battery Drains Too Quickly Heat level and cold weather affect runtime
  1. Cause: Using high heat continuously
    Solution: Switch to medium/low for longer runtime.
  2. Cause: Battery not fully charged
    Solution: Charge to 100% before use.
  3. Cause: Cold weather
    Solution: Keep battery in inner pocket to preserve performance.
Flashing Lights / Unusual Behaviour May indicate safety cut-off or system fault
  1. Cause: Safety cut-off triggered
    Solution: Disconnect battery, let it cool for 15 minutes, then reconnect.
  2. Cause: Fault detected
    Solution: If problem continues, contact support.

Warranty & Support

All ToastyBody products are covered by our standard guarantee. For full details, please refer to your local consumer rights.

Warranty Coverage

  • 30-day money-back guarantee on all products.
  • After 30 days, replacements only for manufacturing faults (up to 12 months).
  • EU/UK customers also benefit from statutory consumer rights (up to 2 years).

How to Claim

To request a replacement or claim under warranty, please provide:

  • Your order number
  • A brief description of the issue
  • Clear photos or videos if possible
CONTACT SUPPORT →

Complete Your Heated Kit

Ready to explore more? Discover our full heated clothing collection and find the perfect gear to keep you warm this winter.

SHOP BEST SELLERS →