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STARAY

ApplicationHangzhou, ChinaFounded 2020· One of 411 Application companies tracked by AMPulse

A consumer technology brand specializing in mass-produced, AI-customized 3D-printed integrated footwear that eliminates traditional assembly processes.

CEO / Founder
Luo Jie
Team Size
201-500
Stage
Active
Total Funding
$15.5M
Latest Round
Series B
Key Investors
Oceanpine Capital, Shunwei Capital, Vitalbridge

Technology & Products

Key Products

3D-printed footwear including sneakers and slides, plus STARAY AI integrated 3D printed shoe customization service platform using AI algorithms for personalized design generation and foot scanning technology.

Technological Advantage

Vertical integration of the entire value chain: proprietary high-performance polymer materials from parent company PollyPolymer, high-speed liquid resin printing hardware, and the Fitasy AI digital scanning ecosystem.

Differentiation

Value Proposition

Offers high-performance, fully customized footwear with superior comfort and durability through a glue-free, zero-waste 3D printing process and AI-driven precision fitting.

How They Differentiate

Vertical integration of proprietary high-performance polymer materials with industrial-scale mass production (2 million pairs annually) and 'Fitasy AI' personalized scanning.

Market & Competition

Target Customers

Tech-savvy consumers, professional and amateur athletes, fashion-forward individuals, and users seeking ergonomic/orthopedic customization.

Industry Verticals

["Footwear & Apparel","Additive Manufacturing (3D Printing)","Consumer Electronics","Health & Wellness"]

Competitors

Zellerfeld; LuxCreo; Carbon

Growth & Milestones

Growth Metrics

Scaled production capacity to 2 million pairs annually; expanded from industrial material supply to global consumer brand STARAY.

Major Milestones

["Founded parent company PollyPolymer in 2017","Closed $15.5M Series A funding in Dec 2021","Launched STARAY consumer brand and Fitasy AI platform in 2024","Achieved mass-production milestone of 2 million pairs per year in 2025","Won 'Best Media Impact Innovation Award' at CES 2026"]

Notable Customers

Global retail partners; Professional athletes; Tech-forward consumer segments; Japanese market consumers with stores in Osaka (Kitahorie flagship) and Tokyo (Ginza, Yurakucho Marui, Kanto retail store); Cannes Film Festival cultural partnership.

https://starayworld.com

Recent coverage of STARAY

Why this company matters

STARAY occupies a unique position at the intersection of custom orthotics and mass-market performance sneakers, offering fully customized 3D-printed footwear produced at industrial scale. Founded in 2020 in Hangzhou, China, the brand emerged from parent company PollyPolymer, a materials science firm specializing in high-performance additive manufacturing polymers. STARAY's core proposition is a single-piece, glue-free, and stitch-free printing process that eliminates traditional assembly while delivering personalized comfort and durability.

The company's technology stack centers on DLP-based polymer additive manufacturing, combined with proprietary high-speed liquid resin printing hardware developed in-house. The Fitasy AI platform uses foot scanning and algorithmic design to generate personalized shoe geometries, which are then produced in a fully integrated production line. STARAY claims a production capacity of 2 million pairs annually, a scale that distinguishes it from most 3D-printed footwear competitors still operating at pilot or small-batch volumes.

STARAY targets tech-savvy consumers, athletes, and users seeking ergonomic customization. The brand has expanded internationally, with retail stores in Osaka and Tokyo, and has established cultural partnerships including support for the Cannes Film Festival 'China Night.' The company raised $15.5 million in Series A funding from Oceanpine Capital, Shunwei Capital, and Vitalbridge, and won the 'Best Media Impact Innovation Award' at CES 2026.

STARAY's primary competitive risk lies in the scalability and cost of its DLP process relative to traditional footwear manufacturing, as well as competition from other 3D-printed footwear startups like Zellerfeld and LuxCreo. Its vertical integration—from proprietary polymers to production hardware and AI software—provides a defensible moat, but the brand must continue to prove that mass-customized 3D-printed shoes can achieve the durability and price point required for mainstream adoption.