These cane support holders are made from sturdy plastic and are ideal for helping position your bamboo canes or plant sticks into a teepee shape - great for encouraging your climbing plants. Made to support 12 canes in total, the 6 outer holes can take canes of up to 2.5cm in diameter, and the 6 inner holes can take canes of up to 2cm in diameter. Sold in multiples of two, these cane supports are a must for the garden or allotment. Bamboo Cane Holder Wig-Wam Plant Supports (Pack of 4)