It's open cell* but they sourced a material that sucks up the least amount of sealant possible.
Less than 30grams+.
It's not nothing but it's not endless sealant.
*Edit: I assume it's open cell because it absorbs some sealant - and they state more can be absorbed overtime as it breaks down - but can't find it specifically stated.
April 26, 2017, 1:11 p.m. - Andrew Major
It's open cell* but they sourced a material that sucks up the least amount of sealant possible. Less than 30grams+. It's not nothing but it's not endless sealant. *Edit: I assume it's open cell because it absorbs some sealant - and they state more can be absorbed overtime as it breaks down - but can't find it specifically stated.