From these many colorful shades, soft and spring tones š āØ In 14k Gold Filled (an alternative to solid gold) š Size guide ā Measure your wrist circumference at bone level: Less than 15 cm size XS Between 15 and 16 cm size S Between 16 and 17 cm size M Between 17 and 18 cm size L Between 18 and 19 cm size XL An adjustment ring is added to each bracelet to enlarge it by one size š Tourmaline stones and Hematites š§ø Gold Filled is a hypoallergenic metal ā the bracelets can be worn without fear of reactions š The bracelets support seawater and showers ā you will find all the information in āAdvice for useā āļø The jewels are made by hand or to order in my Marseille workshop š» Each jewel is handmade, so may have slight differences from the visuals š All jewelry is delivered in an FSCĀ® certified box or in a pouch made from Fairtrade organic cotton.