This Japanese oshizushi sushi rice mold is approximately 7.75" x 2.5"w x 2"h. The Japanese oshi-zushi sushi rice mold is made of a hard plastic and is very easy to use. 3 pieces total. Just scope rice into the center of the oshizushi sushi mold, close the oshizushi sushi mold together, and press down. That's it! You can make 5 oshi-zushi style sushi rolls at the same time. Made in Japan.