BK Mlada Boleslav U20 is a professional ice hockey team based in Mlada Boleslav, Czech Republic. The team competes in the Czech Extraliga U20, which is the top junior ice hockey league in the country. The team was founded in 1929 and has a rich history of success in Czech ice hockey.

The team's home arena is the Ško-Energo Aréna, which has a seating capacity of 5,000 spectators. The team's colors are blue and white, and their logo features a stylized eagle with the team's initials.

BK Mlada Boleslav U20 is known for its strong defensive play and disciplined style of hockey. The team has a talented roster of young players who are dedicated to improving their skills and competing at the highest level. The team's coaching staff is experienced and focused on developing the team's players both on and off the ice.

Overall, BK Mlada Boleslav U20 is a respected and competitive team in the Czech Extraliga U20, and is a source of pride for the city of Mlada Boleslav and its fans.