... Twin Swim Ring 1) Eco-friendly,non-irritating,safe 2) Best 0.9mm PVC tarpaulin 3) Cert:CE,EN71,SGS,En14960 Inflatable Twin ... Swim Ring 1. Popular two holes ring shape design, fashionable yellow surface ... water events. 4. Strong buoyant force from ring make it lightly&natural, offer you exciting&memorable ... So,just do it! Inflatable Twin Swim Ring with Yellow Two Holes