BOSU
Bosu Pro Multi Functional Half Trainer Ball
PROIRON
PROIRON Balance Ball, Balance Trainer with Resistance Bands, Balance Training Equipment with Pump, for Core Strength and Full Body Exercise, 47cm
ADVWIN
ADVWIN Half Ball Balance Trainer with Resistance Bands, Fitness Yoga Ball Home Gym Workout Balance Trainer Black
SPRI
SPRI Balance Trainer Sport - Dome Shape Half-Exercise Ball with Non-Skid Base - for Balance Training, Strength Building, Toning, and Improved Flexibility - 50cm Diameter