SMIGGLE Glow In The Dark Fidget Pen - Green Take fidgety fun to the next level with our Glow in the Dark Fidget Pen. Our Fidget Pens are a total fan favourite, perfect for maintaining focus at school or home and calming a restless mind. Suggested age suitability 5 years and upwards.EU Warning: Not suitable for children under the age of 3 years due to small parts which could cause a choking hazard.