Insect lovers will truly connect with these cufflings. They are a pair of Dragonfly Cufflings featuring models of these fascinating insects. he cufflings are designed from sterling silver and they measure about 3/4” wide by 3/4” high. They also include a bullet back closure. The sterling silver total pair weight is 8.7 grams(.31 ounces). When called to give a talk on these marvelous insects in a science conference or seminar, you get to do it from a point of information and in style as well.