1. ADJUSTABLE WEIGHT SYSTEM This fitness bag allows for flexible weight adjustment, making it perfect for a variety of fitness levels. Simply add or remove water to adjust the weight for different exercises, from light toning to intense training. 2. VERSATILE CORE AND BALANCE TRAINING Ideal for core training and balance exercises, this inflatable kettlebell provides a unique training experience. It challenges your stability while helping you strengthen your muscles and improve coordination. 3. PORTABLE COMPACT and easy to carry, this water filled kettlebell is suitable for home workout or travel. It can be easily deflated and stored, making it a great addition to your fitness routine whether you're at home or on the go. 4. DURABLE AND SAFE DESIGN Made from durable materials, this inflatable fitness water bag is designed to withstand workouts. The leakproof design ensures while you use it for different exercises.