Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Little Tikes Slide & Hide Tower
Product description: Little Tikes Endless Adventures Slide & Hide Tower - This versatile climber can be configured 5 different ways, so the climbing and sliding action is always challenging. Two slides, a large and a small one, let kids of different ages play together. An easy climbing ladder leads to a large platform that expands the play area and lets kids scout out the territory. A cool crawl tunnel doubles as an escape hatch for secret missions, and a large fort under the climber and playground slide is a fun hideout. Made in the USA., This verstile climber can be configured 5 different ways, so the climbing and sliding action is always challenging. Two slides, a large speed slide and small gentle sloping slide, let kids of different ages play together. An easy climbing ladder leads to a large platform that expands the play area and lets kids scout out the territory. A cool, crawl tunnel doubles as an "escape hatch" for secret missions, an a large fort under the climber is a fun hideout.
Product feature: Climber can be configured 5 ways, Two different sized slides, Easy climbing ladder and big platform, Crawl through tunnel
Product brand: Little Tikes
Target attributes: Material
Answer: attribute: material
value: None
source: None