quality material our stainless steel metal reusable chopsticks are made from 304 food-grade stainless steel.dishwasher safe dishwasher safe stainless steel reusable chopsticks are more ecological than using disposable ones. easy to clean and use.health colored by vacuum plating technology, no color fading. Seamless design, absolutely safe to use.size & weight 9.06 inches (23cm) long, and 0.27 inches (7 mm) in width, 1.16 ounce (33g) per pair, lighter weight and less slippery to use with! square body -- won't roll on table. perfectly balanced -- easy to -- pick up food firmly.enjoy the food our reusable chopsticks are designed in hollow chopsticks, plays a role in thermal insulation and lightweight. this is ideal for any asian-style dinner, parties, bar, kitchen dinners. great for vietnamese, ese, korean, chinese food like noodles, , sushi, bento box, rice korean bbq, etc.