This listing is for one allergy-friendly, stainless steel chain necklace, 2mm wide and 50cm long. It features a square box chain design. Made of surgical stainless steel, it won't rust and is suitable for those with metal allergies. You can wear it continuously, even in the bath or pool. The clasp is stamped with "S・Steel," the mark of stainless steel. It's a unisex item, suitable for both men and women. This is a timeless item that won't go out of style, so it's a great piece to have. The most popular length is 50cm, which is also used in various brand accessories. This necklace is perfect for street style, pairing well with oversized T-shirts, hoodies, sweats, and shorts. It's a fashion item loved by many celebrities, including BTS, Seventeen, BLACKPINK, EXILE, THE RAMPAGE (Kazuma Kawamura, Hokuto Yoshino), FANTASTICS (Sota Nakajima, Yusei Yagi), Komudotto (Yamato), Seichi, Treca, Yuta, Seira, 9090, and KEBOZ. ◆ Specifications Material: Stainless steel Size: 50cm Width: 2mm Color: Silver Shipping is via "Yu-Yu Mercari Bin" with tracking for peace of mind. If the item doesn't arrive, I will guarantee it. However, I cannot guarantee the loss of an item due to an incorrect address provided by the customer. Feel free to purchase without leaving a comment.