Safe: needs two simultaneous movements to open; even open, the cap stays attached to bottle; sure of lock, click! to close.
Practical: flip-top system.
Sustainable: 30% lighter than others childproof models; facilite the recycling, just one raw material.
Lower electricity consumption: the cap is done by just one part.
Facilitate the recycle: just one raw material.
Automatic lock: it clicks to close.
Cheaper than the others childproof models.