YETI Rambler Colster Stubby Insert | Secure Fit Adapter

Tired of loose or rattling stubbies in your YETI Rambler Colster?
This precision-designed stubby insert creates a tighter, more secure fit for standard stubby bottles inside a YETI Rambler Colster, improving stability without affecting insulation or usability.

Designed and made in Australia by Print3D Precision, this insert sits neatly inside the Colster to reduce excess clearance, helping keep your drink centred and secure during use. Simple, effective, and built for everyday reliability.

No modifications required — just drop it in and enjoy a better-fitting stubby.

Important Note

• This is an aftermarket accessory and is not affiliated with or endorsed by YETI®.
  YETI® is a registered trademark of YETI Coolers, LLC.
• Please measure your stubby diameter before purchase, this has not been tested on all stubby sizes.