JB Karate Academy Gym Sack

Train Ready. Travel Light. Represent Proudly.

The official JB Karate Academy Derby Gym Sack is designed for students who need a lightweight, practical bag for training essentials. Featuring the bold JBK crest front print, this drawstring bag is perfect for carrying gloves, belts, water bottles, and academy kit.

Simple. Durable. Academy strong.

🥋 Design Details

• Full-colour JBK front crest print

• Signature red, black & chrome academy branding

• Clean, professional martial arts aesthetic

• Professionally printed using durable, high-quality inks

Designed to stay sharp through regular use.

🎒 Product Features

• Durable lightweight fabric

• Drawstring closure

• Can be worn as a backpack

• Reinforced corners with metal eyelets

• Easy-access main compartment

• Compact but spacious design

Ideal for training nights, competitions, school PE kits, and travel.

📏 Size & Fit

• One size

• Suitable for kids and adults

• Lightweight and easy to carry

🧼 Care Instructions

• Spot clean only

• Do not machine wash

• Do not tumble dry

• Do not iron over print

Why Students Love It

✔ Official academy merchandise
✔ Lightweight and practical
✔ Ideal for belts & training gear
✔ Perfect competition day bag
✔ Represents JB Karate Academy Derby with pride