Flesser&reg; Retro handmade Cute Acorn shell Pendant Sweater Acron Charm Necklace Nature Lucky Jewelry gift Material: Alloy Seashell Size: 0.7"*0.5"18*14mm Chain: 15.7"+2.3"/40+5cm Extender Acorns are a good luck symbol though to represent patience and the culmination of difficult labor