No. 1 selling mechanical (Source: The NPD Group, Inc./ Retail tracking service/US Actual unit sales/ Jul 2014 - Jun 2015). Break-resistant leads. Perfect for students. Strong, break-resistant lead is perfect for students! 1 BIC mechanical pencil = 2-1/2 wood case pencils. Smooth writing lead does not smudge and erases cleanly. Leads never need sharpening and advance quickly and easily. Always ready, sharp and accurate, BIC No. 2 mechanical pencils are the smart choice at test time. Perfect for standardized tests. BIC Performance Policy (US and Canada): If you are not satisfied with the performance of this product, please return it to BIC and we will gladly replace it at no cost to you. www.bicworld.com. Fight for Your Write: To learn more, visit visit BICFightForYourWrite.com. Made in Mexico.