Coravin
For me Coravin is a gadget I use almost every day. It has changed the way I consume wine and it allows me to taste a variety of wines without any waste.
Shop your Coravin through this link.
Zieher Glass
My favorite glasses by far. Drinking from a Zieher glass changes your whole perception about wine. It upgrades drinking wine to a holy experience.
Shop your Zieher glasses here.