Tenga Air Flow Cups size 2.72 inches in depth by 2.72 inches in width by 6.10 inches in height.Insertion length 5.80 inches. Insertion width 1.77 inches. Weight 0.46 pound. Other specs: disposable, prelubricated. Materials insert sleeve Thermoplastic Elastomer TPE, Casing Polyethylene PE. Lubricant Ring PU. Lubricant Ring Lubricant: Water, Glycerin, Propylene Glycol, Hydroxyethylcellulose, Sodium Polyacrylate, Phenoxyethanol, Methylparaben, Hydroxypropyl Beta Cyclodextrin, IPBC. Internal Lubricant: Water, Glycerin, Sodium Polyacrylate, Phenoxyethanol, Methylparaben, Hydroxypropyl Beta Cyclodextrin, IPBC. *Lubricants certified by EU Directive 76/768/EEC toxicological assessment.