Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: Iittala Kartio 7-Ounce Tumbler, Apple Green, Set of 2
Product description: iittala's Kartio collection was one of the purest realizations of Kaj Francks thinking - a perfect balance between the material and the geometric form. Simple, yet durable enough for everyday use, the range features glasses and a carafe, all available in clear glass, as well as a variety of colours. A legendary design beyond trends. The Kartio Apple Green Tumbler is elegant yet durable enough for everyday use. For your family. For yourself. The Kartio tumbler - part of the Kartio collection. Only from iittala. 7 ounce capacity. Set of two.
Product feature: 2-piece set of 7-ounce tumblers from Iittala's Kartio glassware collection; created in 1958 by the late, renowned Finnish designer, Kaj Franck, Glassblowers at Iittala's Helsinki headquarters mold the durable lead-free glass tumblers by hand; in translucent apple green glass, special for 2009, Each tumbler gradually narrows from its wide mouth to the glass's bottom; characteristic of Franck's designs, simple design remains contemporary and blends in with elegant and casual table dcor alike, Safe for top-shelf dishwasher cleaning using a short cycle and lower temperatures; secure and space glasses apart from one another, With a 1-pound shipping weight, tumblers measure 3 by 3 by 3 inches; manufacturer warranty for defects in construction
Product brand: Iittala
Target attributes: Special Occasion
Answer: attribute: special occasion
value: None
source: None