Prepare a Glass: Fill a Collins glass with ice cubes.

Mix Ingredients: In a cocktail shaker, combine the lime juice, cream of coconut, and white rum. Fill the shaker with ice and shake well until the mixture is chilled.

Strain and Pour: Strain the mixture into the prepared Collins glass.

Add Soda Water: Top off the drink with soda water.

Garnish: Garnish with a lime wheel or a coconut slice, if desired.

Serve: Serve immediately and enjoy your refreshing Coconut Collins.