August birthstone: The dazzling green Peridot signifies strength and good fortune. Celebrate August birthdays with this radiant charm. MATERIAL - The birthstone charm is made of copper, never rust, hypoallergenic, any harm to skin, it is the perfect jewelry for people with sensitive skin. Compatible With: Pandora Charms, Biagi, Troll, Chamilia, European Style Bead Bracelets. Fits both necklace and bracelet 3mm or smaller. The unthreaded hole size is about 4.8mm-5mm Idea Gift for Women/Men:birthstone charms for your lover, mom, grandma, aunt, daughter, son, sister, brother, family, best friend or even yourself. Ideal Gifts for Christmas, Mother's Day, Valentine's Day, Birthday, Graduation, Bridal, Memorial Day, Anniversary, Wedding or your other special occasion you would like to make memorable. The Hole Size:about 4.5mm. Compatible with 3mm European Pandora charm bracelets and necklaces.DIY jewelry for Charms Bracelets, Key Chain or Pendant Necklaces.Pick the charms for mom, mother, wife, nana, grandma, grandmother, granddaughter, daughter, sister, aunt, auntie, best friend, friend for Mothers day.Birthday.Valentines day.Anniversary.Wedding.Friendship.Thanksgiving day.Christmas.Holiday.New Year.