I'm bored of hold 60s hollow and arch so i've increased the difficulty with add a weight in each hand and between my foot (each plate do 4,4 lbs/ 2 kg).
What do you think ?
Thanks
Hollow: http://www.youtube.com/watch?v=AxOJK8cw ... ure=relmfu
Arch: http://www.youtube.com/watch?v=3u-G7pgM ... e=youtu.be