leg exercises stability ball

23-Inch Balance Ball, 1600 Lbs Inflatable Half Exercise Ball Balance Trainer with Nonslip Base, Half Yoga Ball Strength Training Equipment, Blue

BalanceFrom Fitness Lightweight Portable Adjustable Height Workout Aerobic Stepper Step Platform Trainer with Raisers

OPTP PRO Soft Release Ball – 5" Foam Massage Ball for Back Pain Relief & Sore Muscles – Ideal for Exercise Recovery and Physical Therapy

TriggerPoint MB1 2.5" Deep Tissue Massage Ball - Green/Black/White

BOSU Sport Balance Trainer

SQUATZ Detachable Smart Weighted Hola-Hoop with 360° Rotating Ball for Adults & Kids - SQDHOH-1

GoFit Stability Disk - Red

Philosophy Gym Toning Ball - Soft Weighted Mini Medicine Ball

Tone Fitness Abdominal Trainer Toning Wheel

ZIVA Anti-Burst Core Exercise Ball

Brownmed IMAK Ergo Stress Ball

THERABAND Hand Exerciser, Extra Soft, Yellow, 2 IN, Stress Ball, Finger, Wrist Strengthening

Bouncyband Balance Ball, 55cm

SKLZ Targeted Massage Ball - Black/Yellow

CanDo Inflatable Exercise Jump Ball

GoFit® 20 cm Core Ab Ball with Training DVD and Inflation Tube in Blue

BodySport Donut Exercise Ball with Pump, Exercise Equipment for Home, Office, Gym, and Classroom

Juvale 2 Pack Rubber Hand Eye Coordination Training Balls for Reflex Speed, Multiside Reaction Ball for Sports

Bosu NexGen 26 Inch 300 Pound Capacity Home Gym Full Body Balance Strength Trainer Ball Equipment with Guided Workouts and Pump

Bintiva Peanut Ball

THERABAND Hand Exerciser, Firm, Blue, 2 IN, Stress Ball, Hand, Wrist Strengthening

ProsourceFit Rubber Medicine Ball, Each

Bosu Multi Functional Home Gym 26" Original Balance Strength Trainer