Simple cover to protect the top of the leab battery post(s) of your battery when pulling a stuck post clamp off it using one of these https://www.amazon.ca/dp/B0CDWW8FB7?psc=1&ref=ppx_yo2ov_dt_b_product_details
Printed min in TPU 100%, with a 10mm washer inside so that the base of the puller doesn't cut through the boot
The author marked this model as their own original creation.