Staedtler(R) Telescopic Art Tube Description Made of water-resistant and lightproof plastic to protect its content from fading due to sunlight. Tube with 3" diameter expandable length includes twist-on cap, adjustable shoulder strap and ten locking positions. Features: Made of water-resistant, lightproof plastic to protect its content from fading due to sunlight. 3" diameter expandable length. Includes twist-on cap, adjustable shoulder strap and ten locking positions. Product Details: Brand: STAEDTLER Color: Black Ink Color: Black Material: Plastic Special Feature: Lightweight Manufacturer: ‎Staedtler Brand: ‎STAEDTLER Item Weight: ‎2.25 ounces Product Dimensions: ‎49.02 x 0.39 x 0.39 inches Item model number: ‎94872/124 Is Discontinued By Manufacturer: ‎No Color: ‎Black Closure: ‎Twist Material Type: ‎Plastic Number of Items: ‎1 Size: ‎1 Count (Pack of 1) Ink Color: ‎Black Manufacturer Part Number: ‎948 72/124 Date First Available: October 5, 2010