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Choosing the right judo gi in NZ is essential for safety, comfort and performance on the mat. A quality judo uniform should fit well, withstand gripping and throwing, and match the needs of beginners, kids, regular club members, and competitors. This guide explains everything you need to know about judo gi sizing, weave types, durability and which judo uniforms work best for New Zealand practitioners. Quick Answer / TL;DR The best judo gi for most NZ practitioners is a well-fitted cotton gi wit …

TL;DR: Don’t use Vaseline (petroleum jelly) on leather boxing gloves. It might make them feel softer initially, but over time it clogs the leather, weakens stitching, attracts grime, and can seep into the padding—damaging foam or horsehair and shortening glove life. Use sport-safe leather cleaners and conditioners instead, and follow the care routine below. Why People Reach for Vaseline (and Why It’s a Problem) Petroleum jelly is famous in boxing for protecting fighters' faces …

Quick SummaryWhen choosing boxing gloves, the fastening system matters. Lace-up gloves offer a professional fit and superior wrist support, but need another person to tie them on. Velcro gloves are fast, convenient, and ideal for solo training, though they provide slightly less wrist stability. At Zenjo Martial Arts, we recommend Velcro gloves for beginners and everyday training, and lace-ups for sparring or professional fights. Shop Lace-Up and Velcro Gloves at Zenjo Comprehensive Guide Why th …

In the world of martial arts, your gear is more than just equipment — it's your protection, your performance, and your pride. But with the rise of low-cost online retailers like Temu, Shein, and AliExpress, the market has been flooded with fake or low-grade copies of popular fight brands. At Zenjo, we regularly hear from customers who’ve unknowingly bought counterfeit gear online, thinking they were getting a great deal — only to be left with broken stitching, painful injuries, …

Filling a punching bag is straightforward, but using the right materials and technique is key to ensuring safety and durability. Choose the Right Filling: Before you begin, think about how heavy and dense you want your bag to be: Lighter Bags sway more and require less force. Ideal for beginners.Heavier Bags offer more resistance, improve power, and are better for experienced users. Guideline: Your punching bag should weigh about 0.5 lbs (0.23 kg) per 1 lb (0.45 kg) of your body weight. For exam …