YOXO MegaBuilder 121-Piece Creative Building Toy 100% wood pulp Made in US 101 durable YOXO links 20 extra-sturdy tubes (10 paper towel rolls, 6 TP tubes, 4 mini tubes) Three sets of reusable YOXO eye stickers Instructions to make a YOXO space cruiser, tower, rover, rocket and scorpion YOXO links are wildly creative, durable and made in the USA from recycled wood pulp with non-toxic vegetable-based inks and water-based coatings.