Measurement: 6 pcs plant stakes are 25 or 40 or 45 or 60 cm long, inner diameter of the support ring is about 5.8 cm, open slot is about 1.3 cm. Fit for most fllowers and the plants with small stem, like rose, peony, lily, sunflower, zinnia, tomatoes, young tree, etc.. Functions: The single stem supports effectively prop up stem plant to grow straightly and healthily, prevent stems from bending and entangling with each other, protect tall flimsy stem plant against strong wind, heavy rain or their own heavy bloom, also help add aesthetic appeal. Sturdy and Long-lasting: All garden stakes are made of steel with green plastic coating, hard to bend, stand firmly, weather-resistant, rust-proof, not easy to fade, durable and reusable, better than wood, well support and protect stem plants. Aesthetic Appearance:The plant support has graceful line and smooth finish, simple and elegant. Dark green appearance helps to blend into stem plants, nearly invisible, pretty natural. With the support ring, each stem plant will keep straight and be individual, elegant and graceful. Rational Structure: An open slot is designed for putting the stem plant in without touching the plant too much, effectively reduce damage to the fragile plant and the inner diameter is large enough for most small stem plants, well support and protect them without causing restriction to growth.