WATCH: Inventor designs unbreakable sunglasses

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These unbreakable shades are perfect for clumsy sun-lovers - who can drop, sit on or even stamp on their sunglasses without worrying about them smashing

. As this video shows the incredible accessory can even take a hammer blow if they happen to get in the way when you are doing DIY.

Testing the unbreakable sunglasses

Testing the unbreakable sunglasses

Austrian company Gloryfy and invent Christoph Egger are behind the indestructible eyewear. Describing his inspiration,

Christoph said it was sparked by "an injury to a friend’s eye whilst skiing and an argument witnessed between a couple after a classic 'sitting on the sunglasses' incident."