Jimmy Butler 4 (JB4) Forged in Thorns

Red Shadow: “I’ll play Robin, that’s my Batman”. Inspired by the iconic colourways of Batman’s sidekick.

The Jimmy Butler 4 is built for impact players who thrive in physical, high-intensity games. Inspired by Jimmy Butler’s defensive toughness, resilience, and uncompromising competitiveness, the JB4 delivers explosive responsiveness, secure lockdown, and confidence on both ends of the floor. 

Performance Technology 

Forging Impact Instincts at the Line 

Activated Carbon Core

Engineered with a one-piece carbon plate and BOOM midsole “sandwich structure,” the JB4 delivers fast response, high thrust, and precise guidance. This setup creates explosive energy feedback for powerful drives, quick take-offs, and efficient power transfer when attacking the basket. 

Integrated 360° Wrap Construction 

A full-wrap footwear system combines toughness, strength, and containment. The integrated structure enhances stability and lockdown while maintaining flexibility for aggressive movement and physical play. 

Full-Foot GCU Outsole 

GCU (Ground Control Unit) all-weather outsole provides instant stopping power without slipping. Designed for extreme directional changes, it delivers reliable traction for attacking, defending, and quick transitions in both dry and wet conditions. 

Fit & Structure 

• 3D Upper with IBR Components Three Injection Blown Rubber (IBR) components create a lightweight yet durable upper with injected cushioning. Offers abrasion resistance, flexibility, and freedom of movement for high-intensity play. 

• 3D Footbed Snug, supportive fit with enhanced lockdown for stability and comfort throughout the game. 

• Carbon Core Impact System High rebound feel, excellent torsional resistance, and improved stability for fast cuts and lateral control. Design Details 

• Lycra Moulded Foam Tongue Full-wrapped, breathable, and comfortable with a metallic JB logo for a premium finish. 

• Heel IBR Component Features the JB logo silhouette, reinforcing durability and rear-foot stability. 

• Cross-Buckle Eyelets Silver gothic-cross inspired detailing, symbolising strength and fortitude. 

• Streamlined Silhouette Inspired by classic American industrial design, blending speed, power, and structure into a modern performance profile. 

• Thorn-Inspired Outsole Pattern Designed for grip, durability, and directional control. Technical Specs 

• Weight: 387g (US 10.5) 

• Outsole: Full-foot GCU (all-weather, non-slip, wear-resistant) • Cushioning: Full-length BOOM 

• Midsole Plate: Carbon Core 

• Support: 360° integrated wrap + IBR reinforcement