sponge cleaner, likely for makeup sponges or puffs, with the text "sponge cleaner" and "お試し用 25ml" (trial size 25ml). 
Product: Sponge Cleaner (likely for makeup sponges/puffs).
Purpose: Designed to remove makeup dirt, foundation stains, sebum, and sweat from sponges, while also disinfecting and providing antibacterial properties.
Features: Often formulated with vegetable cleaning ingredients, unscented, colorless, and weak acid.
Usage: Used to clean makeup sponges and puffs, keeping them hygienic and extending their lifespan.
Size: This particular bottle is a trial size of 25ml.