Ventilative type saddle

The utility model provides a ventilative type saddle comprises contact saddle and support saddle lock, the contact saddle includes partition portion and supporting part, and it is opened to have including contact saddle upper surface and runs through the ventilative through -hole of going up of contact saddle, and the hole border that surrounds last ventilative through -hole on the lower surface of contact saddle is opened there is the lock recess, it has position and the lower ventilative through -hole that last ventilative through -hole corresponds to open on supporting the saddle, the upper surface that should support the saddle put slide protruding, and slide protruding ring wind under the hole border of ventilative through -hole establish, still including cover in the slip arch the ventilative piece of tip with connect ventilative piece, and the bellied both ends ventilative piece of overlap joint tip respectively that slides, the bellied middle part of sliding has simultaneously been taken and has been connected ventilative piece. Last bleeder vent and lower bleeder vent set up the gas permeability that can guarantee this saddle, the different colors of spraying piece can be distinguished with being connected to breathe freely to the ventilative piece of tip simultaneously to satisfy different users' vision needs.