You can give them an hide right now using those tubs, those are big enough for them do not give them something bigger right now.

Here are some 15 quarts tubs (used in QT room) with hides and water dish.

Hathchling tub



BP up to 450 grams



Remember tight spaces are the key for a stress free, feeding BP

Get a plastic bowl or two or 6 inches plastic flowerpot saucers and they will be fine.