Perfect for preserving and identifying aquaitc insects while on the water. The kit contains: - collapsible seine - 3 glass vials - one petri dish - magnifying glass - water thermometer - larvae forceps - 59 page insect guide/fly fishing instructions book All this fits neatly in a 4" x 9" carrying case with plenty of extra room for additional gear. The case easily fits into a vest or pack. Vendor: Wind River