"The Theory of Pliability?" Tristian asked with some reserve, earning a nod from Mark in response.
"Since it's made out of leather, there is a certain limit to how far it can stretch, yet even if that is the case, this young man appears to have crossed the standard threshold; someone with his lack of knowledge and age should find impossible." Stretching the backpack a bit, Mark stared down into the space it held before reaching into it slowly.
A second later, he retrieved his hand and examined it before speaking again.
"There is no spatial density, nor time dilation, from what I can tell; the only thing this pack has to its name is it's bigger on the inside than the outside." Looking at it one more time, Mark felt he'd seen enough and returned the pack to Maevis, who began retrieving all the items inside.