4-way stretch neoprene boulder shape: Provide dynamic shifting sand to strengthen core, target back and improve grip under load.
Five weights from 50 to 200 lb: Support progressive training to b...
Waterproof nylon, heavy-duty stitching: Ensure long life and withstand intense indoor or outdoor training for sustained performance.
24.5 in length, 10 in diameter: Provide compact control to tr...
Strong black canvas vinyl shell: Withstand slams and throws, and keep fill secure with reinforced zipper and two double-Velcro bladders.
Large center top handle: Deliver powerful throws and trai...
Black canvas vinyl, zipper, double-Velcro bladder: Ensure longevity and keep sand or rubber crumb sealed during repeated heavy training sessions
Shifting load resistance: Target core stability a...
24 in × 72 in × 6 mm size: Provide joint cushioning and full-body coverage to support balance work and core stability.
Reversible, textured grip: Ensure stable poses and core engagement on any s...
24 in × 72 in × 6 mm: Provide cushioned support to protect knees and wrists during balance and core work.
Lightweight 2.5 lb: Move from studio to park and set up fast so you can train core, legs,...
Tailored muscle fit: Highlight chest, shoulders, and arms to improve confidence while you train
94 % cotton, 6 % elastane: Provide stretch and comfort so you move and perform during high-intensi...
Oversized and Comfortable Fit: Support relaxed layering over leggings or jeans and keep you at ease on off days.
Motivational Back Print: Keep goals visible and provide a daily nudge to move for...
Husafell Stone simulation: Provides safer, versatile strongman training to build core and back strength.
1050D Cordura construction: Withstands intense workouts, delivering consistent shape for ...
Ballistic nylon 1680d material: Provides 2x the abrasion resistance of 1000D Cordura to withstand rigorous, high-intensity training sessions.
10 ergonomically placed handles: Deliver a comfortabl...
Textured outer fabric: Improve control for slams, tosses, and throws, and strengthen hands, wrists, and forearms.
6 lb to 70 lb weights: Provide progression to train power lifts, strength circui...
Durable neoprene shell: Withstand hard use and provide a secure hold for HIIT, core, and strength sessions.
USA-sourced sand fill: Deliver shifting resistance to strengthen core, shoulders, and ...
Pre-filled, USA-treated sand: Set up fast and train now; resist dust and leaks and skip a trip to the store.
Includes 4 or 5 SandBells: Perform dumbbell, kettlebell, slam ball, and medicine ball...
100% butyl rubber outsole with 4.5 mm lugs: Ensure confident grip on trails, gravel, and roads for any run.
PerFOAMance eTPU midsole, 35 mm/25 mm stack, 10 mm drop: Provide cushioned support for...
60 in × 2 in strap: Provide ample reach to improve hamstrings, calves, and back stretches in seated and standing poses.
100% cotton: Provide soft, durable contact and keep a secure grip through ...
Anti-fog coating: Ensure clear vision in rain, heat, or sprints to keep cadence steady and lines sharp.
Ultra-lightweight design: Provide comfort on long runs and tempos to improve focus and form...
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Expected Ship Date March 15, 2026
This is an extremely popular item. Reserve yours today.
