SKU: 98845933139

J99 Flex Ultra Strength Plyometric Training Shoes, Gray/Black

Sale price$161.99 Regular price$179.99
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Description

J99 Flex Ultra Strength Plyometric Training Shoes, Gray/BlackHoopsKing TrainingTrain Explosive The Plyometric Shoe Built for Liftoff J99 Flex Ultra Strength plyometric shoes keep you on the balls of your feet and load the calves, building explosive jumping and sprinting power with a high traction outsole and shock absorbing midsole so you can train hard, longer. Add the J99 Flex $179. 99 29 reviewsForefoot platformHigh traction soleFast shipping Why It MattersExplosiveness Comes From the Calves and Forefoot

HoopsKing Training

Train Explosive — The Plyometric Shoe Built for Liftoff

J99 Flex Ultra Strength plyometric shoes keep you on the balls of your feet and load the calves, building explosive jumping and sprinting power — with a high-traction outsole and shock-absorbing midsole so you can train hard, longer.

★ 29 reviewsForefoot platformHigh-traction soleFast shipping
Why It Matters

Explosiveness Comes From the Calves and Forefoot

Flat training shoes let your heels do the work — the opposite of what builds a fast first step and a higher jump.

J99 Flex shifts the load onto the balls of your feet, so every drill trains the calf and forefoot strength that powers explosive movement.

What It Does

Built to Make You Better

Forefoot platform loads the calves

Builds explosive jump & sprint power

High-traction outsole for grip & stability

Shock-absorbing midsole saves your joints

Breathable for long sessions

Made for agility & plyometric work

Up Close

A Closer Look

The Details

Specs

Type
Plyometric training shoes
Color
Gray / Black
Use
Jump & agility training
Good Questions

FAQ

How should I use them?

Wear them for plyometric and agility training to build calf and forefoot strength — ease in, since they load those muscles hard.

How do they fit?

Check the product images for sizing; choose your normal athletic-shoe size.

How fast does it ship?

Most orders ship quickly with tracking emailed to you.

Customer Reviews

What Athletes Are Saying

Real feedback from players and coaches who use it.

Build Your Liftoff

Put explosive power under your feet every workout. Add the J99 Flex plyometric shoes today.

Shipping Notes
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Exchange/Return Notes
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SKU: 98845933139

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Dallas, US
★★★★★ 1
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Reviewed in the United States on May 19, 2026
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BlankFrank
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★★★★★ 5
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This is EXACTLY the sort of book I wish I had available to me when I was ready to leave home. I was filled with all sorts of braggadocio and I knew everything I needed to get out the door..............and then was introduced to the 'school of hard knocks' From discovering how to budget and manage your money, to learning how to cook and eat healthy food, to figuring out how to start a career, this book has something to teach even the most well rounded youngster. These aren't in-depth discussions about every aspect of how to live your life, but these ARE a great starting point and with the knowledge provided here, and a little bit of common sense, you can survive early adulthood and move towards a more fulfilling life. Life is a series of learned events, usually set it motion through observing the people we respect, but not everyone can be everywhere at once and this book can and does fill in a bit of this and a bit of that, often inspiring a conversation that will provide more opportunities to share life lessons and avoid some of the bumps and bruises life has to offer. As a grandparent watching his oldest grandsons get ready to leave the nest, I found this book to be a helpful way to share my experiences in a way that goes well beyond "because I said so" and reaches into the 'how' and the 'why', even explaining the reasoning, all without seeming to meddle in their affairs. Unlike childhood where you can stomp your feet, declare 'that's not fair' and receive an immediate 'do-over', real life doesn't offer that and it's best to be prepared for what life is going to bring you. This book does that.
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Reviewed in the United States on April 6, 2025
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Louisville, US
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Format: Kindle
This is a great book full of life skills. the opening up managing your money and budgeting. The book is full of 100 everyday life skills that we need in order to function. ones that we might not have been taught growing up. the most significant chapter for me was on the money and I had to deal with stress and anxiety.
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Reviewed in the United States on June 7, 2022
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kldice
Birmingham, US
★★★★★ 4
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My son overall liked the book, but did say quite a few things listed he already knew.
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I love this book I think everyone who is 18+ should get there hands on this it gives a lot of good tips and ones that you never thought about until you read the book. Overall I would totally recommend this book I would give it more than 5 stars if I could.
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