A super cheap way to keep your beverages cold on the water.
Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.
Step 1: Step 1
Gather your supplies- a swim ring and a garbage bag. Inflate the ring, place into the garbage bag. Tie off the bag, and you're done. Will still function even if water gets into the tied end. No ice needed- use the temperature of the water to keep your beverages cold :)