USE ANYTHING for Odd Object Training 😂.... Watch till the end! We recommend our Sandbags! Odd object training has been around for ages, using unstable objects to increase core strength and functional fitness. Training with sandbags is easy to learn, challenges the whole body, and is the most versatile and functional fitness tool since rocks for cavemen. Some call sandbag training unconventional, we call it real. The fact is, life is not lived in a perfect posture with total balance and stabilit