Duplo Baseplate Multi Leveled with Slopes 12 x 12 with Four Studs in Each Corner

Reference

44513

Duplo Baseplate Multi Leveled with Slopes 12 x 12 with Four Studs in Each Corner (part 44513) is a LEGO element. CollectORbuild's catalog records it in 1 set, including Gardening with Stripy.