Fishpond's innovative solution to protect & store streamer & salt flies for viewing and selection. Unrolled, it lays flat but when rolled a spacial dimension gives streamers nymphs and salt patterns the necessary space to breath. Features ultra tough exterior fabric, foam spacers to prevent crushed flies and allow breathability. Sizes. Dimensions and prices- Small, 7.25 x 10.5" ($24.95), Large, 10 x 16" ($29.95), XL, 15 x 16" ($39.95). Please specify size.