1. Super cute and colorful rainbow design, we provide various color assortment for parents to choose from. 2. Flex Spring Hinge, Opening and Closing is Smooth, Nose Pad is Sturdy and Comfortable. Flat, Durable and Shatterproof, Environmental & Skin-Friendly Materials 3. As Gift, Ideal Choices As Birthday Gift, Christmas Gift, Children'day Gift,Daily Gift.