Trek

This is a small adult size.
Seat tube: 41cm
Top tube: 54cm
Suitable for a leg length of 30+ inches.

This is a large adult size.
Seat tube: 50cm
Top tube: 57cm
Suitable for a leg length of 33+ inches.

Seat tube: 57cm
Top tube: 57cm
Color: White
Wheel size unknown

Seat tube: 39cm
Top tube: 53cm
Color: Red/Silver
Wheel Size: 26