I only tried them on once and have never actually used them. Image 5 is the cord for attaching to the sunglasses. Image 6 is the strap for the case. Image 8 is a cloth and a drawstring bag that can hold one pair of glasses. 【High-Quality Storage Case】 The POARY brand hard case is durable and protects your sunglasses safely. 【Multi-functional Sunglasses】 The included yellow sunglasses are stylish and designed to ensure clear vision. 【Convenient Accessories】 Three lenses are included and can be replaced depending on the purpose. Also, another frame is included, so you can rest assured even if it breaks. - Brand: POARY - Color: Black - Item: Sunglasses - Color: Yellow - Storage Case: Hard Case - Internal Structure: With cushion - Accessories: Sunglasses lenses (3) Thank you for viewing.