【Color-Changing Feature】 This pencil has a unique characteristic: it changes color depending on the temperature. It changes color with the warmth of your hand, stimulating children's creativity. 【Easy-to-Use Size】 With a length of 171mm, it's easy to hold and write with. It's perfect for everyday writing tasks. 【High-Quality Lead】 The 2B lead provides a smooth writing experience and allows you to draw solid lines. - Product Name: Color-Changing Pencil - Quantity: 2 packs of 3 pencils each - Lead Hardness: 2B - Manufacturer: Lemon Co., Ltd. - Size: Length 171mm Thank you for viewing. The adhesive on the bags was weak, and those that were crooked when listed have been re-taped, but they are new and unused.