While the basic concept of a picnic basket is quite simple, some picnic baskets sold by gourmet stores are quite large and elaborate,[2] with insulated compartments to hold hot and cold foods, and dishware including wine glasses and porcelain plates which are secured in pockets along with items of cutlery, condiments, corkscrew etc.
Some modern picnic baskets include detachable blankets to sit on.
The hamper opened with a "built-in midget-size icebox" and slide-out trays "for everyone who wants to eat away from the ants.
"[4] Picnic hamper foods usually include pre-prepared sandwiches, pies, fruit, cake, salads and other dishes.
Portable wicker wine carriers became adopted as travellers’ refreshment baskets, as long journeys often meant overnight stays in coaching inns where palatable food was not always available.