A training mask for the training of the respiratory muscles and/or snorkeling mask with improved air routing of the inhaled and/or exhaled air includes a half mask (8) sealingly closing the mouth and nose area, wherein an air-conducting channel connector (15, 40) with hollow profile is arranged in front of the half mask (8), via which connector at least the inhaled air can be introduced frontally in the half mask (8) via an approximately central inflow opening (22).