Colorful beads with stripe pattern

ESet of 20 colorful beads with stripe pattern:

D: 12 mm, hole size 1,5 mm (half a glass with pearls)

for bracelets with pretty colored beads joyful.

Info:

Numerical Reasoning (logical-mathematical intelligence):
Did you know that children often strengthen their math skills when they thread beads in different sizes and colors on a piece of ribbon?