Each of the vibrantly coloured building block set LM 226-MY BLOCKS manufactured by Luminoso bearing a dimension of 9 x 3 x 11 inches and weighing 655 gms comes packed in cartons of 48 pieces perfect for children aged 3 years and above. These blocks not operating on a battery, are well structured and completely safe to use. It would be a perfect gift for your child to help in developing your child’s analytical skills and promote intellectual growth.