Specifications: size: Medium 2.49cm(Total Length) suit for hook size: 8-12# the listing price is for 10 pcs stonefly nymph rubber bodies (includes abdomen and thorax) and the matched stickes, and 10pcs matched nymph hooks Packing: 10pcs pack, (including skin stickers and nymph hooks) Features: artificial stonefly nymph rubber body, with thin skin stickers and long shank nymph hooks. It makes more convenient and efficient for fly tiers to make beautiful flies without too much steps or process. Note: We also have mono thread and leech mohair yarn and flow hard head glue for sale, pls check in our store, welcome you the presence.