Thai lager brand Chang Beer, have launched a bottle cap promotion with partner restaurants across the UK.
The promotion is designed to motivate trade and restaurant staff to upsell for prizes ranging from trips to Thailand, to John Lewis vouchers. Different coloured bottle caps correlate to different prizes.
There are 10 chances to win return flights to Thailand, 20 chances to win £100 high street vouchers and 100 opportunities to win £20 vouchers for the high street.
General manager of Chang Beer UK, Geoff Tirrell said: "We're always looking to support our partner restaurants and the bottle cap activity means we're able to give something back."