Strictly Briks Premium Light Gray 10" X 5" Construction Base Plates - 4 Pack Bundle - Compatible with All Major Brands LARGE SIZE, GUARANTEED TIGHT FIT: Strictly Briks large building bricks play nice with other toys and are 100% guaranteed to be compatible with all major brands. Our Big Briks products are a guaranteed tight fit with any large size building bricks, no matter what existing brand of building blocks or construction brick sets your child already owns. Help your child build a city and become a creator without spending a fortune Each of these base plates is the perfect size to create anything from a house with a great yard to a huge sprawling castle with towers and spires. It has never been easier to let your imagination run wild with the fun of creating something uniquely yours. Use this set to maximize play space and to showcase your wonderful creations. Baseplates make it convenient and easy to move your builds to wherever you want to showcase them. This set is colored light gray and measures 10"x 5". For maximum building space, each base plate has 32 x 16 pegs. The set is backed by our 100% money back satisfaction guarantee. (See additional details in the description below)