ABOUT US KXLife is a new brand, We are a professional spring tension rods supplier.There are more rods in our store, please search “KXLife”. Basic Information: -Bear Force:One rod can bear about 3-5 lbs. -Material: Steel, plastic caps -Diameter: Exterior rod-1/2 inch (13mm), interior rod-3/8 inch (10mm), caps-3/4 inch (20 mm) -Package includes: 2 x Tension rods -Color: White -Size:7-12 inch (18-30.5 cm) , recommended length for optimal performance is 7.5" to 11.5"