Features: - Foldable and portable, with rope for easy carrying - Food grade material, BPA and harmful chemicals free - Dust resistant, with airtight lid to keep the cup clean - Heat and burn resistant, withstands temperatures from -10 °C to 120 °C - Wide application in outdoor activities and at home Specifications: - Material: food grade silicone, stainless steel - Capacity: 270 ml / 9.5 oz - Temperature resistance: -10 ℃ to 120 ℃ - Expanded size: 9.5 x 8.5 cm - Folded size: 9.5 x 1.3 cm - Weight: 72 g