Sizes range from pocket-sized (about 3.5 inches) up to large (about 15 inches), with common mid sizes around 7–11 inches.
Suggested ages vary across products: many are labeled 3 years and up, some 1 year and up, and at least one is described as appropriate for ages 0 and up.
Common design features include seasonal costume details (witch hats), stitched scars and neck-bolt motifs, mummy-style bandages, wearable bat wings, glow-in-the-dark elements, and gentle weighting for cuddling. (Note: some items are also sold in blind-box or mystery-pack packaging.)
Themes include holiday and seasonal designs, monsters and horror characters, fantasy creatures, pets, traditional teddy bears, and licensed or character-based designs.
Yes — many are sold as collectible or series items, including numbered "collect them all" lines and blind-box mini collectibles.
Weights listed range roughly from 0.2 pounds up to 1.8 pounds. At least one design specifically notes gentle weighting to create a hug-friendly feel.