Leash measures 120cm.  Snap buckle collar. 2.5cm wide. Measurements:          

S: neck (24~34cm) , M: neck (30~46cm),  L: neck (41~67cm), XL: neck (53-86cm)

Harness Measurements:  S: 30~42cm chest.  M: 37~ 49cm  chest.   L: 49~75cm chest.  XL: 60-89cm chest.