6 model

Free

64oz Dolly Glass Jug Bottle Caps

Cults3D

Free

Manna 64oz Bottle Cushion

Printables

Free

Hydroflask 64oz Growler Handle 2.0

Printables

Free

Iron Flask 64oz Bottle Lid Hook

Printables

Free

TAL Water bottle Lid (Ranger 18, 40 and 64oz)

Printables

Free

Cup holder adapter for 64 oz cup

Thingiverse