Contents: EDT SPRAY 50ml + DEO SPRAY 150ml. Size: 50ml, 150ml. Hugo Boss Boss The Scent. Bushey Mill Lane. From weakest to strongest: Eau De Cologne > Eau De toilette > Eau de Parfum > Parfum. Aftershave differs because its buffer liquid is predominantly alcohol, which acts as an antiseptic after shaving to promote the healing process.