http://www.synergy-athletics.com Bulgararian sand bags are an effective conditioning and training tool.
The Bag strengthens and increases:
- muscular endurance of your grip,
- wrists,
- arms,
- shoulders,
- back,
- legs,
- rotational muscles,
- core musculature,
- coordination,
- proprioception and overall shoulder and joint mobility.
The Bag strengthens and increases:
- muscular endurance of your grip,
- wrists,
- arms,
- shoulders,
- back,
- legs,
- rotational muscles,
- core musculature,
- coordination,
- proprioception and overall shoulder and joint mobility.






















