Some of the necklaces come on thicker cords, the clasps are strong, and infants can easily get strangled by them. They don't work any better than placebo. Maybe buy a big chunk of amber and rub it ...

FIRST-CHOP QUALITY WITH HANDCRAFTS ] Each bead at Amber Land is individually knotted and with a plastics clasp. [ SIZE approximately 13 INCH ] –Measure before buying! 32~33cm long [ UNIQUE ...