Here you have medium size Blue Lace Agate polished gemstones.
Approximate sizes are 30mm by 20mm.
Photo is to show natural variation, and you get one of these gemstones.
BLUE LACE AGATE
Associated with cleansing, harmony, protection, joy and truth. Produces a smooth flow of energy, which is very soothing and good for healing. Commonly used for the treatment of Arthritic conditions.