Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Duralex - Lys Stackable Clear Bowl 14 cm (5 1/2 in) Set Of 6
Product description: Founded in 1929, Duralex has been manufacturing glassware and tabletop products in La Chapelle-Saint-Mesmin, a city in the heart of France. Since 1939, when Duralex invented the glass tempering process, the name Duralex has been associated with resilient glassware, thanks to their proprietary tempering process. The Lys glass is the perfect weight, functional yet stylish and feels extremely comfortable in the hand. They are equally suitable for cold or hot drinks, conveniently stackable, impact and chip resistant, microwave and dishwasher safe. With the help of continuous investments and commitment to quality, Duralex has reached a level of excellence that makes its products recognized throughout the world. Duralex is and will always remain a true French manufacturer of glassware and tabletop products, and is the only glass manufacturer that makes 100 percent of their products in France.
Product feature: Set includes six stackable clear bowls, Capacity: 500 ml. 17 oz., Duralex is 2.5 times more resistant to breakage and chipping than normal glass, Can also withstand sudden thermal shock, from -4 F to 212 F, Dualex glass is very hygienic, It is non-porous and does not absorb liquids, colors or flavors, Dishwasher, refrigerator and microwave safe. products maintain the original look for years
Product price: $26.95
Product brand: Duralex
Target attributes: Material
Answer: attribute: material
value: glassware
source: product description
attribute: material
value: glass
source: product description
attribute: material
value: glass
source: product feature