What size of titanium necklace should a 11 year old have?

For an 11-year-old, a titanium necklace should typically be around 16 to 18 inches in length, which is a standard size for children and preteens. It's essential to consider the child's neck size and personal style preferences, as some may prefer a shorter or longer chain. Additionally, opting for an adjustable chain can provide flexibility as they grow. Always ensure that the necklace is safe and comfortable for everyday wear.