Needed a few more Gutter Hocks / Clips to support strings of Christmas lights. Design is a copy of what seems to be the UK standard clip for most cheap name brand Christmas light strings.
Printed in white PETG
PLA should also work fine outdoors in a UK winter.
If you find the gutter hook / clip to stiff reduce the Z dimension. If to flexible increase the Z dimension
The author hasn't provided the model origin yet.