This product has been certified for horse riding by an expert, based on standard EN1621-2: "Motorcyclists' back protectors against mechanical impacts".
Back protectors are not permitted during competitions requiring you to wear a body protector: for the cross-country test in eventing and the marathon test in combined driving competitions.
How to choose the right size:
8/10 years for height 1.2 to 1.4m.
12/14 years, you are between 1.40 m and 1.60 m tall.
S, you are between 1.60 m and 1.70 m tall.
M, you are between 1.70 m and 1.80 m tall.
L, you are between 1.80 m and 1.90 m tall.