Poolside Spa

2 oz Old Lahaina Silver Rum
4 cucumber slices
4 mint leaves
½ oz lime juice
1 oz simple syrup
Club soda

Muddle cucumber slices and mint leaves in a shaker. Add remaining ingredients and ice and bruise. Pour entire contents into a Collins glass. Top with club soda. Squeeze a wedge of fresh lime over the top and drop in as garnish.