1. Material: 304 stainless steel 2. Features: foldable, portable, ultra-light, environmentally friendly 3. Made of 304 stainless steel, strong and not easy to rust 4. Foldable design, easy to carry 5. Expanded size: 21.5 x 6.5 cm 6. Folded size: 12 x 6.5 cm 7. Product weight: about 52 grams