EXERCISE N PLAY Large Pack Regular Colors 1000 Pieces Building Bricks Toy Compatible with All Major Brands COMPATIBLE & GUARANTEED TIGHT FIT with all major brands bricks GREAT DEAL-Large Pack More big sizes bricks for less money.Include Mesh bag easy for packing when kids go out. 10 Colors & Different Size with 60 Roof Pieces means build and construct different styles of things. play with kids for increase feelings. Perfect birthday or Christmas gift for you boys and girls! Best toys for develop children's ceativity .Kids favorite! LIFETIME REPLACEMENT WARRANTY - EXERCISE N PLAY stands behind all of its products 100%.If anything ever goes wrong with these,we will replace them with a new set.