Features: Soft rubber, can be folded. Multiple diameter rubber eye guards eye shields. Durable in use. Eye cups for microscopes telescopes. Specifications: Product: Eyepiece Caps Material: Rubber. Color:Black. Size:As the pictures shown Quantity: 1 pair. Note: Transition: 1cm=10mm=0.39inch. Please allow 0-5mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 pair of Eyepiece Caps. No retail package Shipping 1.You can ask the seller about the shipments to other countries or higher quantity. 2.We are always working hard to ensure your package arrives as soon as possible. Please understand that some factors like weather, high postal traffic, and the performance of shipping companies are outside of our control. 3.Usually the product Reaches after about 12-45 business days depending on destination.If you have not received your shipment within 45 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Refund or resend product will be offered if item still not received. 4.We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important. We ask you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.It is impossible to address issues if we do not know about them!