O clock clock orange with diameter of 3 cm, designed in Italy. Combine with many colors straps. Spoil yourself or surprise someone else! Nice priceSilicone band out of one pieceHypoallergenicClock waterproof 3 AtmClock easy to switchWatchband easy to switch Compose your own watch that suits with your personality and outfit! Make one or many combinations out of 21 bracelets and 21 clocks!Replace:Clock into the strap: carefully put the turn mechanism thrue the little whole in the strap, then press the clock into the cover.Clock out of the strap: slightly press on inside of the strap, under the clock, which makes the clock pop-up. Then carefully pull the turn mechanism true the whole in the strap, which releases the clock.