These sustainable retro-designed sunglasses are the ideal promotional giveaway during summer festivals, events, or other sunny outdoor activities. The frame is made from a plastic and bamboo mix, reducing the use of virgin plastics, and is available in several on-trend color options. The temples, with a light and comfortable fit, are made from bamboo sourced from sustainable, environmentally, and socially responsible sources. This eyewear conforms to EN ISO 12312-1 and has UV400 lenses, which are rated as Category 3, making it the perfect choice for protection against bright sunlight. Laser engraving is recommended as a sustainable decoration option. These sunglasses can also be personalized to make them a unique and thoughtful gift.