Get ready to unleash some ultimate upper body mayhem with JYM athlete Stefan Rivera-Clack. Try this workout twice per week for the next 3-4 weeks and watch as your back, shoulders & arms becomes stronger, wider, and more defined than ever before.

Workout Breakdown

Fuel your workout with Nutrients, not stimulants. Pre JYM - The True Performance Pre-Workout

Pre JYM

Pre JYM 20 Servings - Orange Mango

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