We only have 2 styles which suit female athletes with different breast development stages. The Youth Chest Protector has sternum chest and rib protection and fits young female athletes who have yet to develop breasts and are mainly flat chested therefor when they get hit, their chest, ribs or sternum take the impact first. The Adult Chest Protector has Breast, Chest and Rib Protection and fits athletes who have more developed breast tissue which often takes the impact from contact sports first before the chest or sternum and as such the protective padding around the breasts takes the first layer of force. Both vests deliver superior protection to anything else on the market and cover areas specific to female athletes. if we can hep further with sizing, please contact us at help@zenasport.com/.