The Chemistry of a Worn-Out Rashguard: Sweat, Chlorine, and UV
Rashguards don’t fade by accident. Here’s the materials science of how sweat, pool chemicals, sunlight, and dryer heat attack sublimation dye — and how to slow it down.
Rashguards don’t fade by accident. Here’s the materials science of how sweat, pool chemicals, sunlight, and dryer heat attack sublimation dye — and how to slow it down.
X-guard no-gi is the highest-percentage bottom sweep in grappling. Learn 7 essential entries, sweeps, and transitions to off-balance bigger opponents.
Quick Answer: The ADCC 2026 fight card is set for September 12–13 at Tauron Arena in Krakow, Poland — the first time the sport’s biggest no-gi event lands outside the United States since 2017. Three reigning champions (Diogo Reis, Mica Galvão, Giancarlo Bodoni) have been pulled from the roster, the Ruotolo twins and Nicky Rodriguez…
Ear guards get blamed and praised for a lot they can’t do. Here’s the real mechanism behind cauliflower ear, what a guard actually interrupts, and where fit matters more than padding.
Quick Answer: The straight ankle lock is a no-gi leg lock that hyperextends the ankle by driving the blade of your forearm across the opponent’s Achilles tendon while you control the leg from an ashi garami (leg entanglement). It is the one leg attack that is legal at every IBJJF belt level, including white belt,…
Grappling shorts, MMA fight shorts, and board shorts all end up on the mats — but only some survive a hard no-gi roll. Here’s how to pick the pair that actually holds up.
A construction-first look at what separates the best no-gi shorts for BJJ from the pair that splits in your first scramble — closures, gussets, fabric, and fit.
Four rashguard brands, four philosophies. We break down how Hayabusa, Tatami, Scramble, and Gold BJJ actually differ in fit, fabric, and durability so you can match the brand to the way you roll no-gi.
A no-gi grappler’s compression shorts buying guide covering fit, fabric weight, flat seams, the cup question, and why fight shorts and gym leggings fail on the mat.
A no-gi buyer’s walkthrough for women grapplers: how to judge chest support, torso length, sleeve grip, and seam placement so a rashguard holds up through live rounds instead of riding up mid-scramble.
The best rashguards for women aren’t shrunk-down men’s cuts. Here’s how anatomy, chest support, and seam placement change what actually works for female grapplers.
There is no single best rashguard for men — the right one depends on your training load, your body, and the room you roll in. Here is how to find yours.