
Defensive shells are structured guard positions designed to protect the head and body while setting up counters, movement, and control of distance. In boxing and MMA, understanding different defensive shells—such as the Peek-a-Boo and the Philly Shell—helps fighters reduce damage, manage pressure, and turn defense into offense.
This article breaks down the most common defensive shells, how they work, their strengths and weaknesses, and how they translate into modern MMA and striking-based combat sports.
Continue reading “Defensive Shells: Peek-a-Boo, Philly, and More”








