Material: Copper + Alloy,Pendant size:3cm(1.18") Necklace length:46+5cm(18+2")real gold ,real rose gold and rhodium plated ,they can keep color longer than normal .Note:PERFECT GIFT to your wife/mom/girlfriend/daughter/grandmother/best friend/ even yourself on St. Valentine's Day, Easter Christmas day,Birthday,Anniversary ,Independence Day,Labor Day,Thanksgiving Day,New Year's Day and mother's day to celebrating those holiday. Your stuff will come packaged in a gift boxes, perfect for gift giving and safe keep. It is highly advised avoid getting wet with water or other liquids, don't wear while exercise, bathing, sleeping, which can extend the service lifeSATISFACTION SERVICE: Questions Or any problems regarding the order will be answered within 24 hours,please feel free to contact sellerNote: avoid getting wet with water or other liquids, don't wear while exercise, bathing, sleeping, which can extend the service life SENFAI 10K Gold Color Mountain Bike Girl Charm Pendant Necklace GREAT GIFT for anyone who loves sport We are committed to provide the best jewelry and the best customer services to our customers, your feedback is our motivations to improve.In case of HELP, please feel free to contact us through Amazon. I tem type: Necklace Gender: Unisex Style: Retro Pendant size:3cm(1.18") Necklace length:46+5cm(18+2") Color: Gold Method of Jewelry Maintenance and Protection 1).Please don't wear a long time. Should often replace jewelry . Avoid wearing a long time, especially in hot summer. 2).Please do not touch chemicals, otherwise will erode jewelry. 3).Please try not to touch water and Avoid wear it bathing or swimming. these are all damaged to jewelry, will affect gloss. 4).Frequent cleaning is necessary. Please use a soft brush to wipe the surface of the accessory and remove surface stains. Company profile SENFAI jewelry is a professional jewelry manufacturer. We have been in the jewelry filed over 10 years. All our products are lead nickel cadmium free. SENFAI have a development department that can create about 100 new styles each month. Produce custom designs for customer according to customer's designs pictures. SENFAI monthly capacity about 300,000 jewelry items which are inspected by our six QC to ensure high-quality products. Regular orders are usually delivered within 20 to 25 days. In case of HELP, Contact us through Amazon for more information.