Βάση κινητού τηλεφώνου για αρχάριους με αυτόματο ριμπάουντ κοιλιακούς, κοιλιακούς μύες, απώλεια βάρους, για άνδρες και γυναίκες

product description The automatic rebound abdominal wheel is designed with easy-to-slide automatic rebound technology, adding thickened rubber tracks to the wheels, reducing wheel swing and helping you control your exercise, the automatic rebound function and thick foam handles can protect you from injury during exercise. Make your fitness more effective. Easy to use, perfect for both beginners and advanced players. Dual wheels keep wheels from slipping during smooth motion. Unlike other double-wheel AB rollers, we added thickened rubber tracks on the wheels to reduce friction on the floor, which is quieter and won't hurt the floor. So efficient, you can easily use it for your workouts. Widened double wheels, automatic rebound; triangular structure, stable, safe and ergonomic. Dual spring power rebound design enhances the strength and definition of your abdominal muscles, back, arm, chest and shoulder muscles. With professional practice, this exercise wheel will accelerate your core and lower back strengthening. Also helps burn calories and get in better shape.