
IVY-HV-01
Washable.
Actually washable.
The heating module comes out completely. Remove it and the vest is just a garment — machine-wash it.
※ Runtime figures are in-house test results, medium heat setting. Prototype imagery. The production product may differ.
Why heated vests get thrown away after one winter
Three failure points, every time
We bought retail heated vests, disassembled them and ran durability tests. We identified where heat escapes and where connections fail after washing, then redesigned around those findings.

01 — MODULE
Fully removable module
The heating pad and controller detach 100% from the garment. Take them out and machine-wash it.

02 — SKIN-FIT
3D skin-fit pattern
A pullover construction with no zipper removes the air gap, so heat goes into the body rather than the air.

03 — MATERIAL
rPET upcycled fabric
High-density fabric regenerated from post-consumer PET, built to resist abrasion and tearing.

04 — SUPPLY
B2B · B2G supply
Volume supply for construction, logistics, telecom and sanitation. Corporate logo embroidery available.
EVIDENCE
Same battery, longer runtime

Thermal imaging — heat escaping at the collar and armholes
※ Competitor figures are our own measurements of retail units tested under identical conditions.
Parts
Each part does a different job. Point at the drawing to see what.

A · HT-C
Chest heating pad
The front panel — the area that moves perceived warmth the most.
Planar element, 10 × 15 cm
Specifications
- Material
- GRS-certified rPET stretch fabric
- Construction
- Pullover skin-fit vest + detachable smart heating module
- Washing
- Machine-washable with the heating module removed
- Sizes
- S / M / L / XL / XXL
- Runtime
- Up to 8 hours, in-house test, medium heat setting
※ Specifications reflect the current prototype and may change through production.

IVY Skin-Fit Heating Vest
A pullover skin-fit vest whose heating module detaches completely. Take it out and machine-wash the garment.
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