These beads are on 15 - 16 inch strands, temporarily strung, usually on monofilament (plastic fishline).
The holes are relatively small, about 1mm. You won't be putting leather through them.

Click on the box to the left of the item title to bring up the item.

Combine all the individual strands (mixes not included)
listed in the SEMI-PRECIOUS BEADS category to get the pricebreaks.