Kit for 2 glasses of Gin Tonic (200ml per glass)-ice not included

Tanqueray Gin,tonic water,slices of lemon.
1) in two separate glasses put 4 ice cubes for each glass.
2) add the sachets of gin,(60ml) one per glass.
3) Divide a bottle of tonic water between the two glasses.
4) complete with the lemon slice.
If for your personal taste you find it too strong of gin, add more tonic water provided.