Conceived by a specialist, the aXis Competitive Snorkel meets the needs and the technical requirements of the classic and fin swimmer. This snorkel can be used by junior-level, advanced, and fin swimmers alike. It is an essential training tool for high-level swim teams and coaches. The support of the snorkel is ergonomic and hydrodynamic Easy fixing system prevents vibrations Removable mouthpiece facilitates cleaning Dimensions meet CMAS standards and regulations 48 cm/18.9 inches Outside diameter: 20mm