100% pure copper construction with temperature casting for durability and safety. The forks are hypoallergenic and from metal additives. Essential trace element support and sustainability. Copper is an essential trace element and works with iron in the body to support metabolism. The forks are recyclable, making them an environmentally friendly choice for daily use. Natural oxidation and care guidance. Copper is a reactive metal and will oxidize when exposed to air and water, which may cause black or dark spots. This is normal. To restore shine, scrub with a paste of rice vinegar and salt, rinse with water, and dry. Oxidation does not compromise the safety, performance, or appearance of the forks. Set of classic copper forks. Multifunctional and suitable for everyday use as well as storage for festivals and formal events such as weddings, parties, celebrations, family dinners, picnics, and barbecues. Use scenarios Everyday meals: elevates daily dining with a simple, durable copper set that pairs with various tableware. Special occasions: ideal for weddings, banquets, and formal dinners to add a refined copper touch. Outdoor events: for picnics and barbecues, offering practical function with stylish presentation. Care and handling Hypoallergenic and safe for regular use. Avoid harsh cleaners that may accelerate patina; follow the described cleaning method for results.