And if you want to shave another tenth of an ounce, the Nymph sandal from Mayfly comes in at an estimated 1.7 oz (48 g) per pair. With socks for a little more warmth Of course, there are usually ...

Scientists scooped sand from a riverbed in Thailand and found two nymphs of rare mayfly species not seen in 22 years, a study said. Photo from Kwanboon and Boonsoong (2025) Knee-deep in a river of ...