Premium 16" Silicone Circle 2-Sided Baseplate Mat - Green Roll Up Baseplate - Compatible with All Major Large and Standard Size Brands - Patent Pending PLAYS NICE WITH OTHER TOYS: Strictly Briks classic building bricks play nice with other toys and are 100% guaranteed to be compatible with all major brands. Our products are a guaranteed to fit with any size building bricks, no matter what existing brand ofbuilding bricks or construction brick sets your child already owns. Help your child build a city and become a creator without spending a fortune This base plate is made of soft, water resistant silicone and is perfect for kids and adults alike. The large size and flexibility of this base plate make it perfect for letting your creativity shine anywhere indoors and out both at home and on the go To maximize space and value, this flexible base plate is double-sided and will work with construction sets for children of all ages. When laid completely flat, this flexible base plate measures 16" x 16" with rounded edges. In terms of pegs, the small pegged side has 50 x 50 pegs, and the larger pegged side has 25 x 25 pegs. Backed By Our 100% Satisfaction Guarantee (Details Below in Description)