The only downside so far is that it seems like the pei isn't cut to match the metal and it can be sharp on the edges. Only a minor issue. Prep'd it. The pros:-great value for a great price.

When the prints are done, a simple flexing of the metal pops the parts off and you're ready for the next print. Easy to peel prints off but little stiffer then the original. Prints well open framed for small abs and asa parts.

Comgrow textured & smooth double-sided pei sheet is a great build plate for any 3d printer with a 235mmx235mm build plate. This is an excellent option for users to be able to print textured or smooth build plates on the same plate. Easy to install...  Read More

Just pop the sheet off the magnet and give it a little flex and boom. The magnetism isn’t quite as strong but it holds well to do printing on both sides. Only negative is that this requires installing a large magnetic strip to heated plate with adhesi...  Read More

Double sided build plate for ender 3s1 machines. Adhesion is fantastic, the magnetic sticker works well. The included insulation mat that goes on the bottom of the heating plate also works great.