Boxing Fundamentals DVD by Sung-kuk Kim & Dae-shik Woo (Preowned) Koretoshi Maruyama places a heavy emphasis on

places a heavy emphasis on the development of internal structure and building a solid foundation in the art's most basic movements

and the concept of "Yell" (Kiai)

weaker person is at a huge disadvantage

and literally change you at the cellular level in as little as 20 minutes a day

KESA GATAME GEASHI - Escapes from Cross Chest Hold

Boxing Fundamentals DVD by Sung-kuk Kim & Dae-shik Woo (Preowned) Koretoshi Maruyama places a heavy emphasis onKorean boxing champion Kim Sung Kuk invites you into his gym as he explains and demonstrates the fundamentals of boxing including: Warm ups and Conditioning Essential Gear and Training Equipment Boxer's Stance Fundamental Punches: Jab, Cross, Hook, Uppercut Defensive Techniques: Block, Catch, Parry, Duck, Slip Counterpunching Offensive and Defensive Combinations Equipment Drills Basic Strategy Sample Sparring Matches Interview: Meet The Champion