Please note your cord color choice upon order. This necklace is made with a real dried acorn cap and a beautiful .75" cream, gray, green & purple stone marble. Your choice of polyester cord adjustable length of 18"-20" in black, brown, tan, olive green, gray or cream. These are made with love & magic. Check out my store for other colors & sizes. The Celts believed that the acorn was a powerful talisman that could bring good luck, prosperity, and fertility. The acorn also represented the promise of new beginnings and the potential for growth and transformation. The Celts believed that the acorn was a symbol of the sun, and as the sun set in the winter, the acorn promised the return of the sun and the renewal of life in the spring.