Features: We can’t get enough of these adorable, prickly little critters! So we created this exclusive Hedgehog Charm Bracelet, available in silver or rose gold! For each bracelet sold, we’ll donate 5% of the purchase price* to the National Parks Conservation Association, helping to fund its mission to protect and preserve America’s national parks for present and future generations. - Silver: Rhodium-Plated Brass. - Rose Gold: Rose Gold-Plated Brass. - Charm: 12mm (W) x 11mm (H). - Adjustable from 2-5 Inches in Diameter.