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As an avid traveller, I’ve learned to pack light, so the need for a Gravity Ruler may not necessarily be for me. However, as one who appreciates convenience (hence, the light packing), perhaps it is for me.

Designed by Politecnico di Milano students Marcella Maltese and Lin Wei, the Gravity Ruler attaches simply to your luggage handle so that when you lift it, it divulges the weight of your luggage instantly.