70cm aluminium golf umbrella: It's promotion products, any logo is available print on the umbrellas,. 27.5" golf umbrella for promoiton: 1. size 27.5 ribs, it's auto open system , fiberglass shaft & fiberglass ribs, pongee fabric, blue with white color, very good quality.2 with company logo print on the panel , it's idea product for promotion.