Curated Collection of Durable, Opaque, Affordable Plain T-Shirts.

The user is struggling to find 'high-quality but still affordable' plain T-shirts that are not 'flimsy, too lightweight, or see through.' Despite numerous brand recommendations in the comments, the problem persists for many consumers: identifying a consistently reliable source for basic, durable, opaque, and well-fitting T-shirts at a reasonable price point. This presents an opportunity for a brand to specialize in this niche, focusing solely on producing and marketing a limited range of plain tees that meet these precise quality and affordability standards, or a curated online store that rigorously vets and sells such shirts from various manufacturers.