TOHO Mixes are a random assortment of bead styles in a color group. They are great for making fringes and drops from projects where you want a random but color grouped look. Toho seed beads have a large hole to accommodate passing back and forth through the bead for all beading mediums.All TOHO seed beads are sold per tube. There are aprx. 14 grams per tube or bag. Weight varies due to bead properties. Tubes are 3 inches long.