https://www.amazon.com/Nikon-Prostaff-Waterproof-Binoculars-Accessory/dp/B01CPNHAGG/ref=sr_1_1_sspa?ie=UTF8&qid=1506718682&sr=8-1-spons&keywords=nikon+prostaff+3s+10x42+binoculars&psc=1
I use these and am very happy with them