These Harness have a handle on the back of the harness aswell as having 2 D rings one on the front the other on the back, They have 3 buckles including the safety lock on the neck and are fully ajustable with quick dry mesh they also have reflective strips around the edge's
 
Harness sizing:
 
XS- Neck- 24cm-34cm, Chest- 26cm-50cm, Length- 20cm
Small- Neck- 30cm-45cm, Chest- 35cm-66cm, Length-23cm
Medium- Neck- 35cm-50cm, Chest- 40cm-71cm, Lenght- 26.5cm
Large- Neck- 40cm-60cm, Chest- 55cm-83cm, Length- 32cm
XL- Chest- 55cm-83cm, Chest- 71cm-99cm, Length- 34cm