OUGESH paint sprayer bottle cap

I bought this $60 cordless paint sprayer from Amazon (because louvered, bi-fold doors are a pain to brush paint). Works well but needed a cap for the bottle so I could store paint in there for a bit.

Designed a screw on lid and TPU gasket for a nice seal.

OUGESH Cordless Paint Sprayer for Dewalt 20V MAX Battery Airless Electric HVLP Spray Paint Gun

https://www.amazon.com/dp/B0CB5BRSLN?psc=1&ref=ppx_yo2ov_dt_b_product_details