Le Petit Drugstore Big Brother Mouse in Matchbox Maileg Maileg Big Brother Mouse in a Box, with Brown Pants Maileg, Baby Big Brother Mouse in Matchbox Burford Garden Co. Maileg Big Brother Mouse in Sweater, LouiMax Yoyo & Flo blue pj big brother mouse in matchbox Little. The Maileg big brother mouse in a matchbox is truly a classic Maileg item. This big brother mouse is ready for hours of play and will sleep tight in its little matchbox. The clothes and bed linen are made of very soft fabrics with unique stripe prints top and bottom. Measurements: Big Brother Mouse is 5. 5" tall. His box is 5. 5" x 3. 5"