3d printed ergonomic sandal

My first self-made sandal. Printed in Men's size 43 for use with any standard footbed. (But it also works without if necessary.) The pair of sandals costs less than €7.50 (plus electricity) at a TPU price of €25/kg. The filament I use is standard TPU 95A or high speed TPU I have added a conversion table as a picture.If you are unsure about the size, print a version in cheap PLA first and test whether the size fits. That's what I did.The straps can be adapted to your own Foot height and glued on accordingly.I use cyanoacrylate superglue that is waterproof and achieves excellent results. (Cyanoacrylate adhesive is the best for bonding TPU) Here are a few tips:Don't fasten the straps too tightly. Then they can become uncomfortable. It is best to wear thick socks when attaching them. The high speed filament feels harder than the standard TPU. This makes the sandals slippery at first on smooth ground. I took them for a walk outside and afterwards the grip was normal again.The Ty