These are the foam spacers that clip onto the side panels of all semi-geodesic inner tents to prevent the flysheet from touching.

They fit all Lightwave semi-geodesic tents made since 2005.
g1 ultra/trek/ion (and xt versions)
g2 ultra/mtn/trek/ion (and xt versions)
g15 raid/ultra
g20 ultra/mtn/trek/ion (and xt versions)
g30 ultriX/mtn/trek (and xt versions)

These are sold singly. The price is for one mesh spacer only.