One 10 gm TUBE. TRANS SIAM RUBY color 5B, 1.5mm cubes. Toho Cubes feature a diamond shaped hole in the top quality 1.5mm beads. The hole allows for the beads to sit correctly in beading patterns.. Each tube features a friction cap with a hangable loop. Tubes contain approximately 10 grams of beads (bead weight indicated does not include the weight of the tube).