A glass shower is measured and cut for one opening and no other. That is what makes it look built rather than bought, and it is also why the details are worth deciding before anything is ordered.
Start with the glass itself. Safety-rated tempered glass is not optional, and thickness changes how the panel feels as much as how it performs — heavier glass needs less bracing and reads as more solid.
Hardware is where a shower dates fastest. Hinges, handles and brackets are visible from every angle and are the part most likely to look tired first, so it is worth matching them to the rest of the room rather than treating them as an afterthought.
Finally, think about how the enclosure drains and seals. A shower that sheds water properly needs less maintenance, and the difference comes down to millimetres of slope and the right seal at the base.