Design Milkのインスタグラム(designmilk) - 5月7日 07時06分

@studioayaskan's latest #clock #design uses laser UV light to invoke a #color change within a transparent photochromic solution, which leaves a light trail behind it as it moves along.

[BIHAKUEN]UVシールド(UVShield)

>> 飲む日焼け止め！「UVシールド」を購入する