Securely fixed: This 5-piece rubber pick holder is securely fixed between the 3rd and 4th strings, which can hold the picks in place during playing without slipping. Multi-instrument: This pick holder is designed for guitar, bass, ukulele, banjo and mandolin, and can be universally used with most string instruments. Sturdy construction: Made of non-slip rubber material, the pick holder can withstand vigorous strumming and picking without cracking or breaking. Easy installation: No tools are required for installation - just stretch it over the strings in seconds, and you can play anytime, anywhere. Keep the picks within reach: No more searching for picks! This pick holder keeps the picks neatly arranged and within reach, so you will never lose them when performing or practicing. [Space Memory Foam]: The office chair cushion adopts astronaut technology material, which was born in NASA, the National Aeronautics and Space Administration. The chair cushion has high density and good elasticity. Space Pressure-Memory Foam adapts to fit the curve of the body, and the memory foam molecules will deform when subjected to external pressure to protect the hips. .[High-end luxury design]: The office desk and chair seat cushion is arc-shaped and fits the ergonomic design, streamlined arc design, the leg support area is slightly lower than the two sides, the wrapping is comfortable, and the arc fits. The seat cushion has 3-6 seconds slow rebound memory foam, which plastically protects the buttocks and coccyx. .[Natural bamboo charcoal factor]: Bamboo from the 10-year-old bamboo producing area in the south, memory foam containing bamboo carbon factor, soft and comfortable, antibacterial and anti-mite. The chair cushion is skin-friendly and breathable, and will not pill for a long time. .[Multiple scene use]: Office chair cushion developed for people who sit for a long time. The seat cushion that relieves coccyx pain is very suitable for office chairs, game chairs, dining chairs, wheelchairs, and car cushions. Office gifts for women. [Relieve hip pain]: The coccyx pillow for sitting can improve blood circulation. The office chair cushion can effectively relieve back pain, low back pain, sciatica and other problems caused by sitting for a long time.