Gentle protection, effortlessly done. The ROUND LAB Birch Juice Mild-Up UV Lock combines broad-spectrum SPF defense with the soothing, hydrating power of birch juice — delivering a calm, comfortable wear that's kind to even the most sensitive skin.

Birch juice, known for its lightweight yet deeply hydrating properties, keeps skin balanced and refreshed throughout the day while the UV-blocking formula shields against harmful UVA/UVB rays. A clean, minimal finish makes it perfect as a standalone sunscreen or under makeup.

Key Benefits:

• Broad-spectrum UVA/UVB protection
• Birch juice — lightweight hydration that soothes and balances skin
• Mild, fragrance-free formula safe for sensitive and reactive skin
• Soft, natural finish — no white cast, no stickiness
• Strengthens skin's moisture barrier while protecting from UV damage
• Best for sensitive, dry, combination, and redness-prone skin — suitable for all skin types, including those with eczema or rosacea