Manufactured in Jinjiang by Jinjiang Yunbu Shoe Materials Co., Ltd. (yunbuxiecai) in cooperation with Dingjian New Materials. Specializing in high-visibility 270° air bags, dual-density PU shock absorbers, and injected TPU torsion chassis.
Dual-Density Polyurethane (PU) with Pressurized Nitrogen Air Bag. High-Impact Basketball, Running & Cross-Training Footwear.
| Hardness: | Shore 52°C / Air Chamber 20 PSI |
| Pricing: | $2.80 – $4.10 / pair |
| MOQ: | 300 pairs / colorway |
High-Elasticity Injected TPU Chassis + High-Grip Rubber Pods. Multi-Directional Turf Sport Shoes, Cleats & Tennis Footwear.
| Hardness: | Shore 65°D Shank / Shore 60°A Tread |
| Pricing: | $3.20 – $4.60 / pair |
| MOQ: | 300 pairs / colorway |
High-Flex Raw Vulcanized Gum Rubber with 3mm Micro-Sipes. Minimalist Barefoot Running, Natural Gym Training & Lifestyle.
| Hardness: | Shore 58°A ± 2°A |
| Pricing: | $1.90 – $2.95 / pair |
| MOQ: | 300 pairs / colorway |
Abrasion-Resistant Solid SBR Rubber Shell with Foam Footbed Cavity. Classic Skate Shoes, Vintage Basketball Sneakers & Tennis Courts.
| Hardness: | Shore 62°A ± 2°A |
| Pricing: | $2.20 – $3.30 / pair |
| MOQ: | 300 pairs / colorway |
Super-Soft Microcellular One-Piece Injection EVA Foam. Post-Workout Recovery Slides, Comfort Clogs & Wellness Sandals.
| Hardness: | Shore 40°C ± 2°C |
| Pricing: | $1.55 – $2.50 / pair |
| MOQ: | 300 pairs / colorway |
High-frequency thermoformed polyurethane membrane sealed with 20 PSI nitrogen for permanent cushioning without air deflation.
Molded under 180-ton clamping force, securing midfoot torsional stability and preventing longitudinal flexion fatigue.
Eliminates solvent wipedown at shoe assembly lines, guaranteeing peel bond strength > 4.8 N/mm.
Open tooling with zero upfront mold fees across men's and women's size runs (EU 36–46).