3 Rivers Little League (TRLL) is a competitive baseball and softball league serving the youth of Aspen, Basalt, Carbondale, Glenwood Springs, Gypsum, Eagle, Edwards, Avon and Vail, Colorado.

Sponsored By:   Title Sponsor: The Steadman Clinic and Steadman Philippon Research Institute
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Look for the link on the left side of the Heads Up homepage that says- Launch the Heads Up Course.
Make sure you save and print your certificate and that the certificate has your name on it and that it is dated 2021. You will need to have your concussion certificate available for reivew in your coaches' books. Official Coaches' books must be present at all games and practices. It is the responsibility of every team's headcoach and/or manger to to maintian a current and accurate book and have it available on the field for review. .