Breathing Trainer with Adjustable Resistance

Adjustable Resistance Exercise Trainer) Enhance your workout with our adjustable resistance exercise trainer featuring a rotating valve for easy intensity adjustment.

Customize resistance levels effortlessly to suit your personal fitness goals.

• [Safe & High Quality Crafted from ultra-flexible pure ABS silicone, our exercise trainer ensures safe and effective muscle training for users of all levels.
• (Easy to Clean) Designed for simplicity, the exercise trainer's straightforward design makes cleaning a breeze. Each unit is individually packaged for hygiene and safety.
• (Compact and Portable) Measuring 4 inches by 2.5 inches
• by 1.25 inches, the portable muscle trainer allows you to seamlessly incorporate workouts into your daily routine, wherever you are. Its compact design ensures comfort and ease of use.
  [Versatile Usage) A must-have for sports enthusiasts, our exercise trainer is suitable for a variety of activities including track and field, running, swimming, gymnastics, martial arts, and outdoor pursuits. Improve your exercise endurance and strength with this durable, well-built muscle trainer.