- Cobble Stone - Big:430(L) x 185(W) x 35(T) mm - Small:140(L) x 70(W) x 35(T) mm (Packed 2 types at random in carton ) Expressing irregular volumes softly as possible makes us feel like beauty of nature and rich experience of artisan are melted harmoniously. (1) Diversification of Products. Maximizing diversity fulfills individuality and originality. (2) Affinity with Nature Architecture Based on our own developmental capacity, architectures breath with nature (3) Make Higher Grade of Quality Excels on insulation, inflammability, durability, soundproof, and sound absorption, Unchanged color doubles architectural beauty. (4) Making Environment-Friendly Products. Research to protect various diseases from environmental pollution.