Shelter dome tents can create the unqiue environment for any use like wedding banquet, children playground, temporary classroom, daning hall, cocktail party and more. The diameter can be optional from 4m to 60m by stable triangle structures. The basic structures were made by stainlees steel or aluminum alloy round tube. And the covered PVC fabric is totally waterproof, UV resistant, fire retardant (Euro Standard: DIN4102, B1, M2; American Standard: NFPA701).