The shoes worn by all the boys at the bar, a certain pair of Adidas trainers, are one of the most significant objects in the film. By having all the boys wear the same shoes, it confuses the audience on which boy spikes Grace, creating a mystery and leaving the audience guessing, which builds a crucial element of suspense in a thriller film.

1. Shoes (Adidas trainers)
 Again, one of the most significant objects is a certain pair of
shoes, that all the boys at the bar wear. The boys all wear the
same shoes to make the audience confused on which boy it is
that spikes Grace, leaving a mystery in the film and this leaves
the audience guessing and makes up one of the main factors od
a thriller film.
 This is an example of the shoes that the boys will wear:​