In their own words

Most mineral sunscreens carry 20 to 30 ingredients to fix problems their own formula created: white cast, grease, pilling. Swellies has five. Non-nano zinc oxide as the only active, broad spectrum SPF 46, a sheer tint that cancels white cast, in a lightweight gel that absorbs in seconds. Founder-developed in-house in Denver, not contract-manufactured. Reef and river minded, vegan, water and oil free.