Entries for this year's competition are currently being judged: see below for some of the fantastic designs which have been sent in - a big Thank You to everyone who entered.
We will be announcing the winners next week - watch this space!
As in 2009, the winning creation will be made into a real coat and paraded at the Trust's annual show - the Great Greyhound Gathering - at Nottingham Race Course in September.
Left: last year's winner was 8 year old Jasmine Harper, from Tamworth, Staffordshire, whose creation was made into a real coat by professional dog coat designer Laura Bailey from the doggy design house Petite Pooch.
Some of this year's entries:
Above left: Ben Djafer, aged 5; above right: Lara Dearn, aged 5
Above left: Aimee Wyatt, aged 6; above right Chloe Sales, aged 6
Above left: Eden Bragg, aged 6; above right: George Gladwin, aged 6
Above left: Grace Flutter, aged 6; above right: Rory Atkins, aged 6
Above left: Sophia Lamb, aged 6; above right: Jack Bent, aged 8
Above left: Emily Walker, aged 9; above right: Abbie Stugeon, aged 10
Above (both designs): Lauren Stanley, aged 10
Above left: Lucy Candy, aged 10; above right: Zoe Newton, aged 10
Above left: Amber Mackenzie, aged 11; above right: James Frewin, aged 11
Above left: Maria Fedyszyn, aged 11; above right Parris Heathcote, aged 11
Above left: Rosie Webb, aged 11, above right: Rebecca Millar, aged 10
Above left: Elle Coulter, aged 11; above right: Holly McGoldrick, aged 10
Above left: Lorin Stewart, aged 10; above right: Katy Srahan, aged 10
Above left: Grace Ratcliffe, aged 11; above right: Adelina Joaquim-Davies, aged 7