They are overpriced, and the old ones are stretched and wearing out.
The best solution I have seen is a piece of wetsuit material. Use small wood screws to attach it at the mounting holes with small washers to keep the material from tearing.
I used a piece of netting.
The twisted sisters... 07 1100s, 08 1100s & 12PP Angry Duck
86 Honda v65, 86 Interceptor 1000,
If your really ATGATT, where is your airbag vest?:O
ATGATT+AIR!!!