'A collar called the Manta Ray makes this knee-bending weight exercise less of a pain in the neck'
squats
HOW'S THAT WORKING OUT FOR YOU?: A collar called the Manta Ray makes this knee-bending weight exercise less of a pain in the neck
A collar called the Manta Ray makes this knee-bending weight exercise less of a pain in the neck
A collar called the Manta Ray makes this knee-bending weight exercise less of a pain in the neck
HOW'S THAT WORKING OUT FOR YOU?
squats
HOW'S THAT WORKING OUT FOR YOU?