date:Aug 08, 2012
The package features a display aperture, a hole to place bars on display hooks, which allows chocolate bars to be hung vertically at tills rather than laid flat on shelves in the body of the shop.
Although display apertures have been used for pouch or bag type packaging, they have not generally been adopted for flow wrap due to lack of strength.
Cadbury claims to have overcome this problem by extending the depth of the end seal (D in Fig.1) and shortening the end of the seal at the other end