CONSTRUCTION GRADE GRAPHITE - Even the most weathered surfaces a snap.20,000 marks included!!! Even on the most rugged surfaces.20 sticks in every pack means you'll forget your own name before needing a refill.Dark, heavily pigmented marks mean you can keep your granny-glasses for finger-painting.A 30 Day Money Back Guarantee, NO. QUESTIONS. ASKED. Just process your return through Amazon.

CONSTRUCTION GRADE GRAPHITE - Even the most weathered surfaces a snap.20,000 marks included!!! Even on the most rugged surfaces.20 sticks in every pack means you'll forget your own name before needing a refill.Dark, heavily pigmented marks mean you can keep your granny-glasses for finger-painting.A 30 Day Money Back Guarantee, NO. QUESTIONS. ASKED. Just process your return through Amazon.