Ricepress with triple helix extruderstampSize up to the lengh needed... to the available nori size in your countryStandard PLA and ABS are not very Foodgrade.Print with thick walls and little fill.bolt hinge together. doesnt actually need front bolts.Standard PLA and ABS are not very Foodgrade. I suggest you coat the Prints with something better... or just live with it and dont make sushi every day.In case.. Fill both open halves with rice and fillings. slightly too much. Close system place it vertical and apply some pressure with the stamp. Extrude the rice onto the nori leaves