Stealth Ijazi by Tan Kai, Chong Gang and Wang Yonggang

Stealth Ijazi by Tan Kai, Chong Gang and Wang Yonggang is a highly esteemed winner of the very prestigious 2025 Umklomelo Webhulonzi we-A' Design Award in Ukudizayina Imfashini Competition Category.

IbhulonziImfashini· 2025

Stealth Ijazi

by Tan Kai, Chong Gang and Wang Yonggang

Client: Liuyong

Umklomelo Webhulonzi we-A' Design Award Winner in Imfashini Category

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Verified Award Winner

Verify Award Status for #166337

View at A' Design Award Press Release Award Badge

Colors

The Design

About Stealth Ijazi

I-Stealth iyijazi eligcwele uboya elingasongwa laba isicamelo esifana no-U. Ingxenye engezansi isongwa iye phezulu ukuze yakhe insika yentamo, futhi amabhakela ayalungiswa ukuze alingane nentamo. Ukwakhiwa kwendwangu ehlukanisiwe kugcina isigqoko silula futhi kwenza kube lula ukusihlanza. Okugcwalisiwe yiboya lwehansi olune-700 fill power nokuqukethwe kweboya okungu-90 phesenti. Indwangu engaphandle iyimfayifa yamahlanga avuselelekayo, kanti indwangu engaphakathi iyimfayifa ye-graphene. Imithungo yenziwe ngentambo yenayiloni enamandla amakhulu kanye nokuthungwa ngezinaliti ezimbili. Inhloso ukuhlinzeka ngokufudumala nendawo yokuphumula ngesikhathi sokuhamba.

The Recognition

About the Umklomelo Webhulonzi we-A' Design Award

Stealth Ijazi iwinile uMklomelo Webhulonzi we-A' Design Award, ukwaziswa okuhloniphekile kakhulu okunikezwa imiklamo ephawulekayo eyehlukaniswa ukudala, ubuhlakani nobukhali bengqondo. Abawinile beBhulonzi yimisebenzi enobuchule obukhulu nedala ngokumangalisayo eqinisekisa isipiliyoni esibanzi, umcabango nobuhlakani babaklami babo. Stealth Ijazi ilindeleke ukuba ibe yinto exatshwa kakhulu, edunyiswayo nethandwayo, enobungcweti obuphawulekayo nezinto ezintsha. Lo mklamo owinile uMklomelo Webhulonzi we-A' Design Award uhlanganisa izindlela ezinhle kakhulu ebuciko, esayensi, ekuklameni nasebuchwepheshe futhi uhamba phambili ngenxa yokunaka kwawo imininingwane. Stealth Ijazi iyanelisa izidingo ngokumangalisayo, ithinta izifiso, iheha imizwa futhi ikhanga ukufuna ukwazi.

Behind the Design

Press Kit

Credits, team members and technical details provided by the designer.

Unique Properties: The Stealth U Pillow Down Jacket represents a pioneering advancement in outerwear design, seamlessly integrating the insulative properties of a down jacket with the ergonomic comfort of a U-shaped pillow. This innovative garment challenges conventional designs by concealing its multifunctional nature within a streamlined silhouette, utilizing proprietary fabric-separator technology.
Dimensions & Packaging: Length: 1180mm
Chest: 1160mm
Sleeve: 540mm
Shoulder: 420mm
Filling: 90% white goose down
Down weight: 170g
Tags: down jacket, U-shaped pillow, face-lining separation, lightweight comfort, eco-friendly materials, graphene fiber, multifunctional design, travel rest, weather-resistant, efficient warmth retention
Production Technology: Production Technology and Materials
Face-Lining Separation: Facilitates easy cleaning and maintenance while maintaining lightness and comfort.
Filling Material: 700 fill power, 90% down content goose down ensures superior warmth.
Outer Fabric: Renewable bamboo fiber, environmentally friendly and offers excellent breathability and moisture absorption.
Inner Fabric: Graphene fiber provides health benefits such as antibacterial, anti-mite properties.
Seam Technology: High-strength nylon thread with double-needle stitching enhances durability.
Design Challenge: The toughest part of this design activity was balancing creativity with practical feasibility. Internally, we faced the challenge of innovating beyond traditional down jacket designs to achieve warmth while ensuring slimness and multifunctionality. From a societal perspective, the product had to be stylish and meet modern consumers' environmental expectations. External obstacles included compliance with laws, production technology limits, and information accessibility.
Research: We conducted a design study aimed at developing a product that combines the functions of a down jacket and a U-shaped pillow. Through market research, user interviews, and prototype testing, we gathered feedback from travelers. Using design software and 3D printing technology, we created prototypes that participants tested and provided suggestions for improvement. The results showed that this design is not only warm but can also easily transform into a comfortable U-shaped pillow. This highlights the importance of user experience and opens new market opportunities with an eco-friendly and practical product.
Inspiration: The Stealth U Pillow Down Jacket was inspired by the need for multifunctional, portable outerwear. We integrated a down jacket with a U-shaped pillow to provide warmth and comfort, addressing the bulkiness of traditional jackets. Our unique fabric-separator technology ensures lightweight, compact folding, and superior insulation. Advanced materials enhance performance and sustainability.
Project Duration: The project began in Shenzhen, China in December 2022, and concluded in Shenzhen, China in December 2023. It became available for sale on major e-commerce platforms and in offline stores starting in April 2024.
Operation Flow: This down jacket is designed for comfort and ease. Simply fold the jacket upward from the bottom to quickly transform it into a U-shaped pillow, perfect for resting during travels. Adjust the buckles to fit your neck size for personalized support. For the best experience, make sure to adjust the buckles correctly before use and follow care instructions when cleaning. This design excels because it offers warmth along with convenience for those who want to rest on the go.
Team Members: Tan Kai
Chong Gang
Wang Yonggang