10 innovations to add a new function or integrate another function that are hollow - MoreInspiration

10 innovations

Property: hollow × Function: add a new function or integrate another function ×

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A toothbrush with a built in squeezer for toothpaste tubes

hollow

Toothbrush with tube squeezer

Hair brush filled with hair colouring

hollow

Hair Coloring Brush

Humidifier in a vase which can also hold flowers

hollow

Vase Humidifier

Sleeping bag with built in mattress

hollow

Sleepin'Bed

cellphone with a compartment for a bluetooth headset

hollow

Cellphone with a built-in bluetooth headset

A broom with hollow bristles which sucks the dust up

hollow

Vacuum Broom

Stairs with built in drawers

hollow

Stairway = storage

This clever tool is a bottle opener and stopper in one

hollow

Bottle stopper and opener combo

Adding bowls to a cutting board makes it easier to collect food

hollow

Cutting board with interchangeable preperation bowls

This credit card can also be used for holding money

hollow

Credit card money clip

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