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Reviewers frequently praise the visual design and included goods—photobooks, photo cards, posters, and stickers are repeatedly cited as attractive or high-quality. Many reviews specifically point to album visuals and extras as a key factor in buyer satisfaction.

Common extras include photobooks, lyric or interview books, photo cards (often with envelopes), sticker packs, postcards, mini posters, bookmarks, message/manual booklets, ID cards, and occasional bags or inner boxes. The exact mix and page counts vary by edition.

Track counts in the available details range from 2 up to 6 tracks. Some singles list 2 tracks, certain singles include instrumental versions alongside the main songs, the debut EP lists 4 tracks, and other EPs list 6 tracks.