These are Satsuma-ware couple's teacups. They were found in their box on my father's shelf, so I believe they are nearly unused. Size: Height with lids approximately (Large) 9.5 cm, (Small) 8.5 cm. Height without lids approximately (Large) 7.5 cm, (Small) 6.5 cm. Diameter approximately (Large) 6.5 cm, (Small) 5.8 cm.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.
A decent purchase for the price. No issues with shipping or performance. It’s a standard, reliable product that does its job.