From Germany's Bauspiel.
Measurement: 54 Triangles: 4 x 4 x 4 cm, Frame: 26cm
Note that the finish on these is matte and grippy, perfect for adding some extra friction to help with building.
Age Recommendation: 3+ Years
Care Instructions: For care simply use soapy water with a damp cloth for cleaning. Dry immediately. Please do not submerge in water and do NOT use disinfectant or hot water.