This refillable toothpaste container was designed to cut down the waste produced by conventional toothpaste tubes! - Yanko Design
LPT: Refill travel-sized toothpaste tubes. Make a siphoner by glueing two caps together end-to-end and drilling a hole through the middle. Then screw a tube into each end and squeeze. : r/LifeProTips
Mimo Refillable Toothpaste – Packaging Of The World