Use a pencil, it is easier to write the triangle. Long lasting waterproof sunscreen stick to sweat all day without eyebrows and are rounded in the same bars. No need to buy separate or carry an 2, waste of time.
Use a pencil to write the triangle easy to install, long lasting waterproof, sweat all day without having to recharge. Eyebrow and at the same bars. Do not buy or carry two separate one to waste time.
Easy to use, a triangular pencil easy to write and long-lasting, waterproof, sweat on the day by don't fill. And a place in the same block brow Don't need to buy separate or carry 2 one time.