... , The wide application of products, TPU will be replaced by a product of PVC. -Resistant to solvent, oil and grease.- ... resistance to low temperature-Better mycete-proof Q: How long can you stay inside? (for water walking balls)A ... logo printings, etc. 2. Material: 0.8-1.0mm PVC or 0.8-1.0mm TPU, lead free, waterproof, ... and reuse. More details:1, Material 1.0mm pvc or tpu2, TIZIP ZIP 3, Repair kit bags( ...