A small duck, with a ½ inch by 1/8 inch hole for a magnet. Perfect for a cruise!
Used these magnets: 20 Pack Small Round Disc Magnets 1/2x1/8 - Disc Countersunk Hole Magnets Permanent Magnet Fastener 12x3mm Multi-Purpose Refrigerator Magnet Craft Science DIY Latches Cabinet Door Holder, Pack of 20: Amazon.com: Industrial & Scientific
Printed in PLA for test, and TPU for final. Enjoy!