All my products are 100% Authentic. A box contains 25 pencils each, with a total of 20 complete sets. All 500 colors are confirmed to be included. The pencils are new and unused. 25 pencils per box × 20 sets. Photos are available for those who want to confirm the condition. And we ask for your understanding before purchasing. Arrival period (1-6 days). International Buyers – Please Note. I do not mark merchandise values below value or mark items as “gifts” – US and International government regulations prohibit such behavior.