Selected in Tokyo. SHIRO Sake Kasu Nail Serum is a brush-on nail beauty treatment enriched with sake lees extract, flaxseed oil, and jojoba seed oil. The lightweight formula absorbs quickly into the nail surface and cuticles, delivering deep moisture and a healthy-looking finish without any greasy residue. Why your nails will love it Sake lees extract — beloved in Japanese skincare for its brightening and moisture-locking properties, now applied to nail care Flaxseed oil and jojoba seed oil — nourish and soften dry, brittle nails and rough cuticles Fast-absorbing formula — sinks in quickly with no stickiness or shine Precision brush applicator — delivers exactly the right amount to each nail and cuticle 10mL — compact enough for your bag, generous enough for daily use Size: 10mL Apply an appropriate amount with the brush to the nail surface and cuticles. Massage gently until fully absorbed. Use daily, morning or night. Direct from Japan.