• [Patent]: The patent of cube blocks is valid within 25 years and open to all now
• [Bible story]: I am The Good Shepherd (John 10: 11-15)
• [Product size]: 3.3 x 3.14 x 4.44 inch / 8.4 x 8 x 11.3 cm ; number of pieces: 631pcs ; the bricks as small as 4 x 5 mm
• [Safety]: We care about safety as much as parents do! Our bricks obtain the safety cert, ASTM/CE/EN71; high-quality bricks made of ABS for dimensional stability over many years
• [Easy to Build]: We included clear instructions, you can follow instructions step by step, for ages 10 ; if any parts missing, please kindly contact our Multi-Blocks CS team