Common materials include 100% cotton for many sleepwear items; girls' tee-and-short sets often use polyester or polyester/spandex blends; some adult lounge shorts are cotton/polyester blends.

Sizes vary by product: women's capri bottoms commonly range S–3X; girls' sets list sizes like 7–16; some lounge shorts and kids' items are offered in men's and toddler sizes or as multi-pack sizing.

Most listings recommend machine washing and tumble drying. Several items specify cold-water wash with like colors or a gentle cycle and to tumble dry low. Always check the product's care label for exact instructions.

Most bottoms are pull-on with elastic waists; many include a functional drawstring or an internal drawcord for adjustment. Some girls' shorts note a reinforced (triple-needle) waistband for a snug fit.

You’ll find single bottoms sold alone, 2-piece girls' tee-and-short sets, and multi-piece kids' packs (for example, four-piece pajama sets), depending on the listing.

Girls' tee-and-short sets commonly use jersey fabric: tops are often 100% polyester while shorts are commonly a 95% polyester / 5% spandex blend.

Some listings show OEKO-TEX STANDARD 100 certification. A few product descriptions state that certain loose-fitting children's sets are 100% flame resistant, and others note certifications such as Fair Trade. Check the specific product page or label for exact safety claims and certification details.

Listings emphasize softness and breathable fabrics for comfort, and highlight durable construction, superior stitching, and colorfast materials that wash well and resist fading.