Hyperlite Mountain Gear built the UltaMid 2 Mesh Insert - No Floor with pesky mosquitoes and your comfort in mind. This ultralight insert--weighs less than a single pound--works with your UltaMid 2 setup to protect against bugs without tacking on a ton of weight or affecting breathability. Achieving your optimal self while working your body to exhaustion on packrafting thru-hiking or multi-sport adventures requires focus. And that means you need a good night's sleep. Lucky for you chiggers and black flies will have a hard time sneaking inside this no-see-um mesh insert to wake you up. Plus dripping water won't annoy you first thing in the morning as the inserts were designed a bit smaller than the perimeter of the UltaMid 2 so the netting never touches the walls. Ultralight purists traveling with partners will save weight and have less bulk to pack with the UltaMid 2 Mesh Insert. Heading somewhere wet like the rainforest or the wilds of Alaska' Choose the UltaMid 2 Insert with Floor option instead.